Home / 89,960,751.46-134,941,127.15-21,803,443.21

Finding the Fourth Proportional to 89,960,751.46, 134,941,127.15 and 21,803,443.21

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Solution

The fourth proportional to 89,960,751.46, 134,941,127.15 and 21,803,443.21 is: 32,705,164.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960,751.46 : 134,941,127.15 = 21,803,443.21 : x
  2. Step 2: Convert to fraction form
    89,960,751.46/134,941,127.15 = 21,803,443.21/x
  3. Step 3: Cross multiply
    89,960,751.46x = 134,941,127.15 × 21,803,443.21
  4. Step 4: Simplify right side
    89,960,751.46x = 2,942,181,202,508,414.50
  5. Step 5: Solve for x
    x = 2,942,181,202,508,414.50/89,960,751.46
  6. Step 6: Final answer
    x = 32,705,164.81

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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.