Home / 8,897,463.46-12,278,407.24-4,977,168.70

Finding the Fourth Proportional to 8,897,463.46, 12,278,407.24 and 4,977,168.70

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Solution

The fourth proportional to 8,897,463.46, 12,278,407.24 and 4,977,168.70 is: 6,868,441.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,463.46 : 12,278,407.24 = 4,977,168.70 : x
  2. Step 2: Convert to fraction form
    8,897,463.46/12,278,407.24 = 4,977,168.70/x
  3. Step 3: Cross multiply
    8,897,463.46x = 12,278,407.24 × 4,977,168.70
  4. Step 4: Simplify right side
    8,897,463.46x = 61,111,704,200,781.39
  5. Step 5: Solve for x
    x = 61,111,704,200,781.39/8,897,463.46
  6. Step 6: Final answer
    x = 6,868,441.15

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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.