Home / 18,217,373.06-25,139,287.72-9,957,365.66

Finding the Fourth Proportional to 18,217,373.06, 25,139,287.72 and 9,957,365.66

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Solution

The fourth proportional to 18,217,373.06, 25,139,287.72 and 9,957,365.66 is: 13,740,789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217,373.06 : 25,139,287.72 = 9,957,365.66 : x
  2. Step 2: Convert to fraction form
    18,217,373.06/25,139,287.72 = 9,957,365.66/x
  3. Step 3: Cross multiply
    18,217,373.06x = 25,139,287.72 × 9,957,365.66
  4. Step 4: Simplify right side
    18,217,373.06x = 250,321,080,322,835.91
  5. Step 5: Solve for x
    x = 250,321,080,322,835.91/18,217,373.06
  6. Step 6: Final answer
    x = 13,740,789.05

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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.