Home / 40,982,906.70-61,545,218.85-21,851,030.70

Finding the Fourth Proportional to 40,982,906.70, 61,545,218.85 and 21,851,030.70

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Solution

The fourth proportional to 40,982,906.70, 61,545,218.85 and 21,851,030.70 is: 32,814,326.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,982,906.70 : 61,545,218.85 = 21,851,030.70 : x
  2. Step 2: Convert to fraction form
    40,982,906.70/61,545,218.85 = 21,851,030.70/x
  3. Step 3: Cross multiply
    40,982,906.70x = 61,545,218.85 × 21,851,030.70
  4. Step 4: Simplify right side
    40,982,906.70x = 1,344,826,466,529,568.75
  5. Step 5: Solve for x
    x = 1,344,826,466,529,568.75/40,982,906.70
  6. Step 6: Final answer
    x = 32,814,326.14

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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.