Home / 25,932,857.68-38,900,945.40-9,976,505.68

Finding the Fourth Proportional to 25,932,857.68, 38,900,945.40 and 9,976,505.68

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Solution

The fourth proportional to 25,932,857.68, 38,900,945.40 and 9,976,505.68 is: 14,965,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,932,857.68 : 38,900,945.40 = 9,976,505.68 : x
  2. Step 2: Convert to fraction form
    25,932,857.68/38,900,945.40 = 9,976,505.68/x
  3. Step 3: Cross multiply
    25,932,857.68x = 38,900,945.40 × 9,976,505.68
  4. Step 4: Simplify right side
    25,932,857.68x = 388,095,502,740,469.88
  5. Step 5: Solve for x
    x = 388,095,502,740,469.88/25,932,857.68
  6. Step 6: Final answer
    x = 14,965,396.70

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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.