Home / 31,730,792.92-47,596,205.34-20,945,573.08

Finding the Fourth Proportional to 31,730,792.92, 47,596,205.34 and 20,945,573.08

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Solution

The fourth proportional to 31,730,792.92, 47,596,205.34 and 20,945,573.08 is: 31,418,370.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730,792.92 : 47,596,205.34 = 20,945,573.08 : x
  2. Step 2: Convert to fraction form
    31,730,792.92/47,596,205.34 = 20,945,573.08/x
  3. Step 3: Cross multiply
    31,730,792.92x = 47,596,205.34 × 20,945,573.08
  4. Step 4: Simplify right side
    31,730,792.92x = 996,929,797,279,656.25
  5. Step 5: Solve for x
    x = 996,929,797,279,656.25/31,730,792.92
  6. Step 6: Final answer
    x = 31,418,370.16

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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.