Home / 14,198,819.40-21,298,229.10-13,359,011.40

Finding the Fourth Proportional to 14,198,819.40, 21,298,229.10 and 13,359,011.40

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Solution

The fourth proportional to 14,198,819.40, 21,298,229.10 and 13,359,011.40 is: 20,038,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198,819.40 : 21,298,229.10 = 13,359,011.40 : x
  2. Step 2: Convert to fraction form
    14,198,819.40/21,298,229.10 = 13,359,011.40/x
  3. Step 3: Cross multiply
    14,198,819.40x = 21,298,229.10 × 13,359,011.40
  4. Step 4: Simplify right side
    14,198,819.40x = 284,523,285,346,711.75
  5. Step 5: Solve for x
    x = 284,523,285,346,711.75/14,198,819.40
  6. Step 6: Final answer
    x = 20,038,517.10

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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.