Home / 81,490,823.28-112,459,463.68-44,822,356.56

Finding the Fourth Proportional to 81,490,823.28, 112,459,463.68 and 44,822,356.56

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Solution

The fourth proportional to 81,490,823.28, 112,459,463.68 and 44,822,356.56 is: 61,856,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,490,823.28 : 112,459,463.68 = 44,822,356.56 : x
  2. Step 2: Convert to fraction form
    81,490,823.28/112,459,463.68 = 44,822,356.56/x
  3. Step 3: Cross multiply
    81,490,823.28x = 112,459,463.68 × 44,822,356.56
  4. Step 4: Simplify right side
    81,490,823.28x = 5,040,698,179,611,330
  5. Step 5: Solve for x
    x = 5,040,698,179,611,330/81,490,823.28
  6. Step 6: Final answer
    x = 61,856,022.27

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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.