Home / 14,311,198.72-21,451,864.32-5,797,411.84

Finding the Fourth Proportional to 14,311,198.72, 21,451,864.32 and 5,797,411.84

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Solution

The fourth proportional to 14,311,198.72, 21,451,864.32 and 5,797,411.84 is: 8,690,068.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311,198.72 : 21,451,864.32 = 5,797,411.84 : x
  2. Step 2: Convert to fraction form
    14,311,198.72/21,451,864.32 = 5,797,411.84/x
  3. Step 3: Cross multiply
    14,311,198.72x = 21,451,864.32 × 5,797,411.84
  4. Step 4: Simplify right side
    14,311,198.72x = 124,365,292,198,841.55
  5. Step 5: Solve for x
    x = 124,365,292,198,841.55/14,311,198.72
  6. Step 6: Final answer
    x = 8,690,068.15

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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.