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Finding the Fourth Proportional to 6,543,098.76, 9,787,310.74 and 4,597,691.04

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Solution

The fourth proportional to 6,543,098.76, 9,787,310.74 and 4,597,691.04 is: 6,877,327.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543,098.76 : 9,787,310.74 = 4,597,691.04 : x
  2. Step 2: Convert to fraction form
    6,543,098.76/9,787,310.74 = 4,597,691.04/x
  3. Step 3: Cross multiply
    6,543,098.76x = 9,787,310.74 × 4,597,691.04
  4. Step 4: Simplify right side
    6,543,098.76x = 44,999,030,894,993.77
  5. Step 5: Solve for x
    x = 44,999,030,894,993.77/6,543,098.76
  6. Step 6: Final answer
    x = 6,877,327.17

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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.