Home / 17,881,921.90-24,677,580.90-12,664,264.78

Finding the Fourth Proportional to 17,881,921.90, 24,677,580.90 and 12,664,264.78

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Solution

The fourth proportional to 17,881,921.90, 24,677,580.90 and 12,664,264.78 is: 17,477,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881,921.90 : 24,677,580.90 = 12,664,264.78 : x
  2. Step 2: Convert to fraction form
    17,881,921.90/24,677,580.90 = 12,664,264.78/x
  3. Step 3: Cross multiply
    17,881,921.90x = 24,677,580.90 × 12,664,264.78
  4. Step 4: Simplify right side
    17,881,921.90x = 312,523,418,647,470.69
  5. Step 5: Solve for x
    x = 312,523,418,647,470.69/17,881,921.90
  6. Step 6: Final answer
    x = 17,477,059.81

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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.