Home / 91,490,720.47-137,237,720.97-33,239,767.71

Finding the Fourth Proportional to 91,490,720.47, 137,237,720.97 and 33,239,767.71

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Solution

The fourth proportional to 91,490,720.47, 137,237,720.97 and 33,239,767.71 is: 49,860,247.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,490,720.47 : 137,237,720.97 = 33,239,767.71 : x
  2. Step 2: Convert to fraction form
    91,490,720.47/137,237,720.97 = 33,239,767.71/x
  3. Step 3: Cross multiply
    91,490,720.47x = 137,237,720.97 × 33,239,767.71
  4. Step 4: Simplify right side
    91,490,720.47x = 4,561,749,966,092,596
  5. Step 5: Solve for x
    x = 4,561,749,966,092,596/91,490,720.47
  6. Step 6: Final answer
    x = 49,860,247.49

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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.