Home / 5,389,651.60-8,084,477.40-3,689,040.40

Finding the Fourth Proportional to 5,389,651.60, 8,084,477.40 and 3,689,040.40

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Solution

The fourth proportional to 5,389,651.60, 8,084,477.40 and 3,689,040.40 is: 5,533,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,651.60 : 8,084,477.40 = 3,689,040.40 : x
  2. Step 2: Convert to fraction form
    5,389,651.60/8,084,477.40 = 3,689,040.40/x
  3. Step 3: Cross multiply
    5,389,651.60x = 8,084,477.40 × 3,689,040.40
  4. Step 4: Simplify right side
    5,389,651.60x = 29,823,963,741,486.96
  5. Step 5: Solve for x
    x = 29,823,963,741,486.96/5,389,651.60
  6. Step 6: Final answer
    x = 5,533,560.60

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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.