Home / 31,925,962.30-47,888,943.45-21,722,295.10

Finding the Fourth Proportional to 31,925,962.30, 47,888,943.45 and 21,722,295.10

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Solution

The fourth proportional to 31,925,962.30, 47,888,943.45 and 21,722,295.10 is: 32,583,442.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,925,962.30 : 47,888,943.45 = 21,722,295.10 : x
  2. Step 2: Convert to fraction form
    31,925,962.30/47,888,943.45 = 21,722,295.10/x
  3. Step 3: Cross multiply
    31,925,962.30x = 47,888,943.45 × 21,722,295.10
  4. Step 4: Simplify right side
    31,925,962.30x = 1,040,257,761,648,112.25
  5. Step 5: Solve for x
    x = 1,040,257,761,648,112.25/31,925,962.30
  6. Step 6: Final answer
    x = 32,583,442.65

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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.