Home / 43,429,728.08-65,146,834.20-11,081,913.68

Finding the Fourth Proportional to 43,429,728.08, 65,146,834.20 and 11,081,913.68

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Solution

The fourth proportional to 43,429,728.08, 65,146,834.20 and 11,081,913.68 is: 16,623,442.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,429,728.08 : 65,146,834.20 = 11,081,913.68 : x
  2. Step 2: Convert to fraction form
    43,429,728.08/65,146,834.20 = 11,081,913.68/x
  3. Step 3: Cross multiply
    43,429,728.08x = 65,146,834.20 × 11,081,913.68
  4. Step 4: Simplify right side
    43,429,728.08x = 721,951,593,129,671.88
  5. Step 5: Solve for x
    x = 721,951,593,129,671.88/43,429,728.08
  6. Step 6: Final answer
    x = 16,623,442.63

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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.