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Finding the Fourth Proportional to 63,425,376, 95,138,064 and 15,556,320

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Solution

The fourth proportional to 63,425,376, 95,138,064 and 15,556,320 is: 23,334,480

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,425,376 : 95,138,064 = 15,556,320 : x
  2. Step 2: Convert to fraction form
    63,425,376/95,138,064 = 15,556,320/x
  3. Step 3: Cross multiply
    63,425,376x = 95,138,064 × 15,556,320
  4. Step 4: Simplify right side
    63,425,376x = 1,479,998,167,764,480
  5. Step 5: Solve for x
    x = 1,479,998,167,764,480/63,425,376
  6. Step 6: Final answer
    x = 23,334,480

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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.