Home / 35,887,337.20-53,766,853.80-21,839,993.20

Finding the Fourth Proportional to 35,887,337.20, 53,766,853.80 and 21,839,993.20

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Solution

The fourth proportional to 35,887,337.20, 53,766,853.80 and 21,839,993.20 is: 32,720,948.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,887,337.20 : 53,766,853.80 = 21,839,993.20 : x
  2. Step 2: Convert to fraction form
    35,887,337.20/53,766,853.80 = 21,839,993.20/x
  3. Step 3: Cross multiply
    35,887,337.20x = 53,766,853.80 × 21,839,993.20
  4. Step 4: Simplify right side
    35,887,337.20x = 1,174,267,721,377,394
  5. Step 5: Solve for x
    x = 1,174,267,721,377,394/35,887,337.20
  6. Step 6: Final answer
    x = 32,720,948.75

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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.