Home / 10,936,763.60-16,405,145.40-8,810,999.60

Finding the Fourth Proportional to 10,936,763.60, 16,405,145.40 and 8,810,999.60

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Solution

The fourth proportional to 10,936,763.60, 16,405,145.40 and 8,810,999.60 is: 13,216,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,763.60 : 16,405,145.40 = 8,810,999.60 : x
  2. Step 2: Convert to fraction form
    10,936,763.60/16,405,145.40 = 8,810,999.60/x
  3. Step 3: Cross multiply
    10,936,763.60x = 16,405,145.40 × 8,810,999.60
  4. Step 4: Simplify right side
    10,936,763.60x = 144,545,729,557,341.84
  5. Step 5: Solve for x
    x = 144,545,729,557,341.84/10,936,763.60
  6. Step 6: Final answer
    x = 13,216,499.40

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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.