Home / 18,434,882.18-25,433,042.01-11,547,373.70

Finding the Fourth Proportional to 18,434,882.18, 25,433,042.01 and 11,547,373.70

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Solution

The fourth proportional to 18,434,882.18, 25,433,042.01 and 11,547,373.70 is: 15,930,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434,882.18 : 25,433,042.01 = 11,547,373.70 : x
  2. Step 2: Convert to fraction form
    18,434,882.18/25,433,042.01 = 11,547,373.70/x
  3. Step 3: Cross multiply
    18,434,882.18x = 25,433,042.01 × 11,547,373.70
  4. Step 4: Simplify right side
    18,434,882.18x = 293,684,840,417,269.12
  5. Step 5: Solve for x
    x = 293,684,840,417,269.12/18,434,882.18
  6. Step 6: Final answer
    x = 15,930,931.24

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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.