Home / 8,429,442.87-12,642,750.05-3,037,088.19

Finding the Fourth Proportional to 8,429,442.87, 12,642,750.05 and 3,037,088.19

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Solution

The fourth proportional to 8,429,442.87, 12,642,750.05 and 3,037,088.19 is: 4,555,122.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429,442.87 : 12,642,750.05 = 3,037,088.19 : x
  2. Step 2: Convert to fraction form
    8,429,442.87/12,642,750.05 = 3,037,088.19/x
  3. Step 3: Cross multiply
    8,429,442.87x = 12,642,750.05 × 3,037,088.19
  4. Step 4: Simplify right side
    8,429,442.87x = 38,397,146,850,791.47
  5. Step 5: Solve for x
    x = 38,397,146,850,791.47/8,429,442.87
  6. Step 6: Final answer
    x = 4,555,122.73

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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.