Home / 17,196,789.12-25,811,345.04-9,005,310.88

Finding the Fourth Proportional to 17,196,789.12, 25,811,345.04 and 9,005,310.88

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Solution

The fourth proportional to 17,196,789.12, 25,811,345.04 and 9,005,310.88 is: 13,516,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,196,789.12 : 25,811,345.04 = 9,005,310.88 : x
  2. Step 2: Convert to fraction form
    17,196,789.12/25,811,345.04 = 9,005,310.88/x
  3. Step 3: Cross multiply
    17,196,789.12x = 25,811,345.04 × 9,005,310.88
  4. Step 4: Simplify right side
    17,196,789.12x = 232,439,186,316,146.06
  5. Step 5: Solve for x
    x = 232,439,186,316,146.06/17,196,789.12
  6. Step 6: Final answer
    x = 13,516,429.42

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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.