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Finding the Fourth Proportional to 16,609,512.60, 24,890,940.90 and 13,203,624.60

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Solution

The fourth proportional to 16,609,512.60, 24,890,940.90 and 13,203,624.60 is: 19,786,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609,512.60 : 24,890,940.90 = 13,203,624.60 : x
  2. Step 2: Convert to fraction form
    16,609,512.60/24,890,940.90 = 13,203,624.60/x
  3. Step 3: Cross multiply
    16,609,512.60x = 24,890,940.90 × 13,203,624.60
  4. Step 4: Simplify right side
    16,609,512.60x = 328,650,639,584,386.12
  5. Step 5: Solve for x
    x = 328,650,639,584,386.12/16,609,512.60
  6. Step 6: Final answer
    x = 19,786,892.46

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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.