Home / 12,651,154.20-18,976,733.82-4,564,127.16

Finding the Fourth Proportional to 12,651,154.20, 18,976,733.82 and 4,564,127.16

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Solution

The fourth proportional to 12,651,154.20, 18,976,733.82 and 4,564,127.16 is: 6,846,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,154.20 : 18,976,733.82 = 4,564,127.16 : x
  2. Step 2: Convert to fraction form
    12,651,154.20/18,976,733.82 = 4,564,127.16/x
  3. Step 3: Cross multiply
    12,651,154.20x = 18,976,733.82 × 4,564,127.16
  4. Step 4: Simplify right side
    12,651,154.20x = 86,612,226,235,952.56
  5. Step 5: Solve for x
    x = 86,612,226,235,952.56/12,651,154.20
  6. Step 6: Final answer
    x = 6,846,191.65

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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.