Home / 45,443,655.20-68,165,828.40-15,151,469.60

Finding the Fourth Proportional to 45,443,655.20, 68,165,828.40 and 15,151,469.60

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Solution

The fourth proportional to 45,443,655.20, 68,165,828.40 and 15,151,469.60 is: 22,727,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,443,655.20 : 68,165,828.40 = 15,151,469.60 : x
  2. Step 2: Convert to fraction form
    45,443,655.20/68,165,828.40 = 15,151,469.60/x
  3. Step 3: Cross multiply
    45,443,655.20x = 68,165,828.40 × 15,151,469.60
  4. Step 4: Simplify right side
    45,443,655.20x = 1,032,812,476,761,416.75
  5. Step 5: Solve for x
    x = 1,032,812,476,761,416.75/45,443,655.20
  6. Step 6: Final answer
    x = 22,727,319.63

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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.