Home / 16,416,638.15-22,654,965.53-8,974,332.50

Finding the Fourth Proportional to 16,416,638.15, 22,654,965.53 and 8,974,332.50

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Solution

The fourth proportional to 16,416,638.15, 22,654,965.53 and 8,974,332.50 is: 12,384,581.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,416,638.15 : 22,654,965.53 = 8,974,332.50 : x
  2. Step 2: Convert to fraction form
    16,416,638.15/22,654,965.53 = 8,974,332.50/x
  3. Step 3: Cross multiply
    16,416,638.15x = 22,654,965.53 × 8,974,332.50
  4. Step 4: Simplify right side
    16,416,638.15x = 203,313,193,351,419.69
  5. Step 5: Solve for x
    x = 203,313,193,351,419.69/16,416,638.15
  6. Step 6: Final answer
    x = 12,384,581.52

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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.