Home / 42,943,469.52-64,455,562.08-22,487,871.36

Finding the Fourth Proportional to 42,943,469.52, 64,455,562.08 and 22,487,871.36

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Solution

The fourth proportional to 42,943,469.52, 64,455,562.08 and 22,487,871.36 is: 33,752,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,943,469.52 : 64,455,562.08 = 22,487,871.36 : x
  2. Step 2: Convert to fraction form
    42,943,469.52/64,455,562.08 = 22,487,871.36/x
  3. Step 3: Cross multiply
    42,943,469.52x = 64,455,562.08 × 22,487,871.36
  4. Step 4: Simplify right side
    42,943,469.52x = 1,449,468,388,491,534
  5. Step 5: Solve for x
    x = 1,449,468,388,491,534/42,943,469.52
  6. Step 6: Final answer
    x = 33,752,940.89

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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.