Home / 91,490,719.98-137,237,720.22-33,239,767.21

Finding the Fourth Proportional to 91,490,719.98, 137,237,720.22 and 33,239,767.21

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Solution

The fourth proportional to 91,490,719.98, 137,237,720.22 and 33,239,767.21 is: 49,860,246.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,490,719.98 : 137,237,720.22 = 33,239,767.21 : x
  2. Step 2: Convert to fraction form
    91,490,719.98/137,237,720.22 = 33,239,767.21/x
  3. Step 3: Cross multiply
    91,490,719.98x = 137,237,720.22 × 33,239,767.21
  4. Step 4: Simplify right side
    91,490,719.98x = 4,561,749,872,377,711
  5. Step 5: Solve for x
    x = 4,561,749,872,377,711/91,490,719.98
  6. Step 6: Final answer
    x = 49,860,246.74

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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.