Home / 39,350,577.60-59,025,866.40-20,218,701.60

Finding the Fourth Proportional to 39,350,577.60, 59,025,866.40 and 20,218,701.60

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Solution

The fourth proportional to 39,350,577.60, 59,025,866.40 and 20,218,701.60 is: 30,328,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,350,577.60 : 59,025,866.40 = 20,218,701.60 : x
  2. Step 2: Convert to fraction form
    39,350,577.60/59,025,866.40 = 20,218,701.60/x
  3. Step 3: Cross multiply
    39,350,577.60x = 59,025,866.40 × 20,218,701.60
  4. Step 4: Simplify right side
    39,350,577.60x = 1,193,426,379,423,066.25
  5. Step 5: Solve for x
    x = 1,193,426,379,423,066.25/39,350,577.60
  6. Step 6: Final answer
    x = 30,328,052.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.