Home / 54,310,576.40-81,465,864.60-45,222,935.30

Finding the Fourth Proportional to 54,310,576.40, 81,465,864.60 and 45,222,935.30

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Solution

The fourth proportional to 54,310,576.40, 81,465,864.60 and 45,222,935.30 is: 67,834,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,576.40 : 81,465,864.60 = 45,222,935.30 : x
  2. Step 2: Convert to fraction form
    54,310,576.40/81,465,864.60 = 45,222,935.30/x
  3. Step 3: Cross multiply
    54,310,576.40x = 81,465,864.60 × 45,222,935.30
  4. Step 4: Simplify right side
    54,310,576.40x = 3,684,125,523,964,360
  5. Step 5: Solve for x
    x = 3,684,125,523,964,360/54,310,576.40
  6. Step 6: Final answer
    x = 67,834,402.95

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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.