Home / 31,750,303.92-47,625,363.22-8,721,260.42

Finding the Fourth Proportional to 31,750,303.92, 47,625,363.22 and 8,721,260.42

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Solution

The fourth proportional to 31,750,303.92, 47,625,363.22 and 8,721,260.42 is: 13,081,865.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750,303.92 : 47,625,363.22 = 8,721,260.42 : x
  2. Step 2: Convert to fraction form
    31,750,303.92/47,625,363.22 = 8,721,260.42/x
  3. Step 3: Cross multiply
    31,750,303.92x = 47,625,363.22 × 8,721,260.42
  4. Step 4: Simplify right side
    31,750,303.92x = 415,353,195,391,978.62
  5. Step 5: Solve for x
    x = 415,353,195,391,978.62/31,750,303.92
  6. Step 6: Final answer
    x = 13,081,865.18

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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.