Home / 20,112,716.25-27,756,462.38-11,853,127.13

Finding the Fourth Proportional to 20,112,716.25, 27,756,462.38 and 11,853,127.13

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Solution

The fourth proportional to 20,112,716.25, 27,756,462.38 and 11,853,127.13 is: 16,357,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,112,716.25 : 27,756,462.38 = 11,853,127.13 : x
  2. Step 2: Convert to fraction form
    20,112,716.25/27,756,462.38 = 11,853,127.13/x
  3. Step 3: Cross multiply
    20,112,716.25x = 27,756,462.38 × 11,853,127.13
  4. Step 4: Simplify right side
    20,112,716.25x = 329,000,877,071,154.44
  5. Step 5: Solve for x
    x = 329,000,877,071,154.44/20,112,716.25
  6. Step 6: Final answer
    x = 16,357,854.06

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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.