Home / 18,087,718.60-27,131,577.90-10,913,265.10

Finding the Fourth Proportional to 18,087,718.60, 27,131,577.90 and 10,913,265.10

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Solution

The fourth proportional to 18,087,718.60, 27,131,577.90 and 10,913,265.10 is: 16,369,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087,718.60 : 27,131,577.90 = 10,913,265.10 : x
  2. Step 2: Convert to fraction form
    18,087,718.60/27,131,577.90 = 10,913,265.10/x
  3. Step 3: Cross multiply
    18,087,718.60x = 27,131,577.90 × 10,913,265.10
  4. Step 4: Simplify right side
    18,087,718.60x = 296,094,102,204,001.25
  5. Step 5: Solve for x
    x = 296,094,102,204,001.25/18,087,718.60
  6. Step 6: Final answer
    x = 16,369,897.65

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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.