Home / 13,454,218.67-18,572,560.77-9,046,499.18

Finding the Fourth Proportional to 13,454,218.67, 18,572,560.77 and 9,046,499.18

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Solution

The fourth proportional to 13,454,218.67, 18,572,560.77 and 9,046,499.18 is: 12,488,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454,218.67 : 18,572,560.77 = 9,046,499.18 : x
  2. Step 2: Convert to fraction form
    13,454,218.67/18,572,560.77 = 9,046,499.18/x
  3. Step 3: Cross multiply
    13,454,218.67x = 18,572,560.77 × 9,046,499.18
  4. Step 4: Simplify right side
    13,454,218.67x = 168,016,655,717,366.75
  5. Step 5: Solve for x
    x = 168,016,655,717,366.75/13,454,218.67
  6. Step 6: Final answer
    x = 12,488,027.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.