Home / 8,577,082.90-12,865,624.35-7,381,340.65

Finding the Fourth Proportional to 8,577,082.90, 12,865,624.35 and 7,381,340.65

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Solution

The fourth proportional to 8,577,082.90, 12,865,624.35 and 7,381,340.65 is: 11,072,010.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,082.90 : 12,865,624.35 = 7,381,340.65 : x
  2. Step 2: Convert to fraction form
    8,577,082.90/12,865,624.35 = 7,381,340.65/x
  3. Step 3: Cross multiply
    8,577,082.90x = 12,865,624.35 × 7,381,340.65
  4. Step 4: Simplify right side
    8,577,082.90x = 94,965,556,002,284.83
  5. Step 5: Solve for x
    x = 94,965,556,002,284.83/8,577,082.90
  6. Step 6: Final answer
    x = 11,072,010.98

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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.