Home / 22,428,260.56-30,951,013.14-12,114,988.21

Finding the Fourth Proportional to 22,428,260.56, 30,951,013.14 and 12,114,988.21

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Solution

The fourth proportional to 22,428,260.56, 30,951,013.14 and 12,114,988.21 is: 16,718,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,260.56 : 30,951,013.14 = 12,114,988.21 : x
  2. Step 2: Convert to fraction form
    22,428,260.56/30,951,013.14 = 12,114,988.21/x
  3. Step 3: Cross multiply
    22,428,260.56x = 30,951,013.14 × 12,114,988.21
  4. Step 4: Simplify right side
    22,428,260.56x = 374,971,159,278,655.12
  5. Step 5: Solve for x
    x = 374,971,159,278,655.12/22,428,260.56
  6. Step 6: Final answer
    x = 16,718,691.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.