Home / 8,468,934.68-12,702,748.64-2,712,270.89

Finding the Fourth Proportional to 8,468,934.68, 12,702,748.64 and 2,712,270.89

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Solution

The fourth proportional to 8,468,934.68, 12,702,748.64 and 2,712,270.89 is: 4,068,197.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468,934.68 : 12,702,748.64 = 2,712,270.89 : x
  2. Step 2: Convert to fraction form
    8,468,934.68/12,702,748.64 = 2,712,270.89/x
  3. Step 3: Cross multiply
    8,468,934.68x = 12,702,748.64 × 2,712,270.89
  4. Step 4: Simplify right side
    8,468,934.68x = 34,453,295,377,454.61
  5. Step 5: Solve for x
    x = 34,453,295,377,454.61/8,468,934.68
  6. Step 6: Final answer
    x = 4,068,197.08

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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.