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Finding the Fourth Proportional to 40,440,572, 60,660,858 and 13,514,228

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Solution

The fourth proportional to 40,440,572, 60,660,858 and 13,514,228 is: 20,271,342

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440,572 : 60,660,858 = 13,514,228 : x
  2. Step 2: Convert to fraction form
    40,440,572/60,660,858 = 13,514,228/x
  3. Step 3: Cross multiply
    40,440,572x = 60,660,858 × 13,514,228
  4. Step 4: Simplify right side
    40,440,572x = 819,784,665,687,624
  5. Step 5: Solve for x
    x = 819,784,665,687,624/40,440,572
  6. Step 6: Final answer
    x = 20,271,342

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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.