Home / 12,732,046.12-19,085,299.52-5,913,407.88

Finding the Fourth Proportional to 12,732,046.12, 19,085,299.52 and 5,913,407.88

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Solution

The fourth proportional to 12,732,046.12, 19,085,299.52 and 5,913,407.88 is: 8,864,180.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732,046.12 : 19,085,299.52 = 5,913,407.88 : x
  2. Step 2: Convert to fraction form
    12,732,046.12/19,085,299.52 = 5,913,407.88/x
  3. Step 3: Cross multiply
    12,732,046.12x = 19,085,299.52 × 5,913,407.88
  4. Step 4: Simplify right side
    12,732,046.12x = 112,859,160,573,728.22
  5. Step 5: Solve for x
    x = 112,859,160,573,728.22/12,732,046.12
  6. Step 6: Final answer
    x = 8,864,180.94

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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.