Home / 11,539,917.29-15,841,693.73-9,905,487.14

Finding the Fourth Proportional to 11,539,917.29, 15,841,693.73 and 9,905,487.14

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Solution

The fourth proportional to 11,539,917.29, 15,841,693.73 and 9,905,487.14 is: 13,597,991.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539,917.29 : 15,841,693.73 = 9,905,487.14 : x
  2. Step 2: Convert to fraction form
    11,539,917.29/15,841,693.73 = 9,905,487.14/x
  3. Step 3: Cross multiply
    11,539,917.29x = 15,841,693.73 × 9,905,487.14
  4. Step 4: Simplify right side
    11,539,917.29x = 156,919,693,582,701.59
  5. Step 5: Solve for x
    x = 156,919,693,582,701.59/11,539,917.29
  6. Step 6: Final answer
    x = 13,597,991.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.