Home / 68,734,189.28-94,856,586.24-42,637,115.57

Finding the Fourth Proportional to 68,734,189.28, 94,856,586.24 and 42,637,115.57

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Solution

The fourth proportional to 68,734,189.28, 94,856,586.24 and 42,637,115.57 is: 58,841,331.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,734,189.28 : 94,856,586.24 = 42,637,115.57 : x
  2. Step 2: Convert to fraction form
    68,734,189.28/94,856,586.24 = 42,637,115.57/x
  3. Step 3: Cross multiply
    68,734,189.28x = 94,856,586.24 × 42,637,115.57
  4. Step 4: Simplify right side
    68,734,189.28x = 4,044,411,230,090,551.50
  5. Step 5: Solve for x
    x = 4,044,411,230,090,551.50/68,734,189.28
  6. Step 6: Final answer
    x = 58,841,331.69

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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.