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Finding the Fourth Proportional to 23,678,713, 32,676,624 and 12,813,697

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Solution

The fourth proportional to 23,678,713, 32,676,624 and 12,813,697 is: 17,682,901.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678,713 : 32,676,624 = 12,813,697 : x
  2. Step 2: Convert to fraction form
    23,678,713/32,676,624 = 12,813,697/x
  3. Step 3: Cross multiply
    23,678,713x = 32,676,624 × 12,813,697
  4. Step 4: Simplify right side
    23,678,713x = 418,708,358,918,928
  5. Step 5: Solve for x
    x = 418,708,358,918,928/23,678,713
  6. Step 6: Final answer
    x = 17,682,901.89

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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.