Home / 13,533,891.54-20,306,154.35-5,955,542.88

Finding the Fourth Proportional to 13,533,891.54, 20,306,154.35 and 5,955,542.88

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Solution

The fourth proportional to 13,533,891.54, 20,306,154.35 and 5,955,542.88 is: 8,935,654.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533,891.54 : 20,306,154.35 = 5,955,542.88 : x
  2. Step 2: Convert to fraction form
    13,533,891.54/20,306,154.35 = 5,955,542.88/x
  3. Step 3: Cross multiply
    13,533,891.54x = 20,306,154.35 × 5,955,542.88
  4. Step 4: Simplify right side
    13,533,891.54x = 120,934,172,959,323.53
  5. Step 5: Solve for x
    x = 120,934,172,959,323.53/13,533,891.54
  6. Step 6: Final answer
    x = 8,935,654.07

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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.