Home / 8,745,254.46-12,063,864.15-7,115,482.62

Finding the Fourth Proportional to 8,745,254.46, 12,063,864.15 and 7,115,482.62

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Solution

The fourth proportional to 8,745,254.46, 12,063,864.15 and 7,115,482.62 is: 9,815,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,254.46 : 12,063,864.15 = 7,115,482.62 : x
  2. Step 2: Convert to fraction form
    8,745,254.46/12,063,864.15 = 7,115,482.62/x
  3. Step 3: Cross multiply
    8,745,254.46x = 12,063,864.15 × 7,115,482.62
  4. Step 4: Simplify right side
    8,745,254.46x = 85,840,215,689,366.08
  5. Step 5: Solve for x
    x = 85,840,215,689,366.08/8,745,254.46
  6. Step 6: Final answer
    x = 9,815,633.85

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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.