Home / 45,421,822.31-68,132,736.43-36,281,123.24

Finding the Fourth Proportional to 45,421,822.31, 68,132,736.43 and 36,281,123.24

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Solution

The fourth proportional to 45,421,822.31, 68,132,736.43 and 36,281,123.24 is: 54,421,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,421,822.31 : 68,132,736.43 = 36,281,123.24 : x
  2. Step 2: Convert to fraction form
    45,421,822.31/68,132,736.43 = 36,281,123.24/x
  3. Step 3: Cross multiply
    45,421,822.31x = 68,132,736.43 × 36,281,123.24
  4. Step 4: Simplify right side
    45,421,822.31x = 2,471,932,206,663,901
  5. Step 5: Solve for x
    x = 2,471,932,206,663,901/45,421,822.31
  6. Step 6: Final answer
    x = 54,421,687.22

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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.