Home / 11,925,612.30-17,890,300.64-5,102,229.72

Finding the Fourth Proportional to 11,925,612.30, 17,890,300.64 and 5,102,229.72

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Solution

The fourth proportional to 11,925,612.30, 17,890,300.64 and 5,102,229.72 is: 7,654,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925,612.30 : 17,890,300.64 = 5,102,229.72 : x
  2. Step 2: Convert to fraction form
    11,925,612.30/17,890,300.64 = 5,102,229.72/x
  3. Step 3: Cross multiply
    11,925,612.30x = 17,890,300.64 × 5,102,229.72
  4. Step 4: Simplify right side
    11,925,612.30x = 91,280,423,625,143.02
  5. Step 5: Solve for x
    x = 91,280,423,625,143.02/11,925,612.30
  6. Step 6: Final answer
    x = 7,654,149.85

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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.