Home / 27,031,713.66-40,547,543.76-10,857,667.68

Finding the Fourth Proportional to 27,031,713.66, 40,547,543.76 and 10,857,667.68

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Solution

The fourth proportional to 27,031,713.66, 40,547,543.76 and 10,857,667.68 is: 16,286,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031,713.66 : 40,547,543.76 = 10,857,667.68 : x
  2. Step 2: Convert to fraction form
    27,031,713.66/40,547,543.76 = 10,857,667.68/x
  3. Step 3: Cross multiply
    27,031,713.66x = 40,547,543.76 × 10,857,667.68
  4. Step 4: Simplify right side
    27,031,713.66x = 440,251,755,386,337.62
  5. Step 5: Solve for x
    x = 440,251,755,386,337.62/27,031,713.66
  6. Step 6: Final answer
    x = 16,286,490.78

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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.