Home / 54,167,017.92-74,750,472.45-30,962,644.44

Finding the Fourth Proportional to 54,167,017.92, 74,750,472.45 and 30,962,644.44

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Solution

The fourth proportional to 54,167,017.92, 74,750,472.45 and 30,962,644.44 is: 42,728,442.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,167,017.92 : 74,750,472.45 = 30,962,644.44 : x
  2. Step 2: Convert to fraction form
    54,167,017.92/74,750,472.45 = 30,962,644.44/x
  3. Step 3: Cross multiply
    54,167,017.92x = 74,750,472.45 × 30,962,644.44
  4. Step 4: Simplify right side
    54,167,017.92x = 2,314,472,300,191,366
  5. Step 5: Solve for x
    x = 2,314,472,300,191,366/54,167,017.92
  6. Step 6: Final answer
    x = 42,728,442.31

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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.