Home / 51,502,213.59-77,241,335.41-19,169,343.15

Finding the Fourth Proportional to 51,502,213.59, 77,241,335.41 and 19,169,343.15

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Solution

The fourth proportional to 51,502,213.59, 77,241,335.41 and 19,169,343.15 is: 28,749,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,502,213.59 : 77,241,335.41 = 19,169,343.15 : x
  2. Step 2: Convert to fraction form
    51,502,213.59/77,241,335.41 = 19,169,343.15/x
  3. Step 3: Cross multiply
    51,502,213.59x = 77,241,335.41 × 19,169,343.15
  4. Step 4: Simplify right side
    51,502,213.59x = 1,480,665,663,838,535.75
  5. Step 5: Solve for x
    x = 1,480,665,663,838,535.75/51,502,213.59
  6. Step 6: Final answer
    x = 28,749,553.87

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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.