Home / 40,535,470.52-55,942,950.12-23,134,419.12

Finding the Fourth Proportional to 40,535,470.52, 55,942,950.12 and 23,134,419.12

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Solution

The fourth proportional to 40,535,470.52, 55,942,950.12 and 23,134,419.12 is: 31,927,781.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,535,470.52 : 55,942,950.12 = 23,134,419.12 : x
  2. Step 2: Convert to fraction form
    40,535,470.52/55,942,950.12 = 23,134,419.12/x
  3. Step 3: Cross multiply
    40,535,470.52x = 55,942,950.12 × 23,134,419.12
  4. Step 4: Simplify right side
    40,535,470.52x = 1,294,207,655,008,366.25
  5. Step 5: Solve for x
    x = 1,294,207,655,008,366.25/40,535,470.52
  6. Step 6: Final answer
    x = 31,927,781.73

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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.