Home / 31,868,472.80-47,739,723.60-17,465,765.60

Finding the Fourth Proportional to 31,868,472.80, 47,739,723.60 and 17,465,765.60

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Solution

The fourth proportional to 31,868,472.80, 47,739,723.60 and 17,465,765.60 is: 26,164,128.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,868,472.80 : 47,739,723.60 = 17,465,765.60 : x
  2. Step 2: Convert to fraction form
    31,868,472.80/47,739,723.60 = 17,465,765.60/x
  3. Step 3: Cross multiply
    31,868,472.80x = 47,739,723.60 × 17,465,765.60
  4. Step 4: Simplify right side
    31,868,472.80x = 833,810,822,206,388.25
  5. Step 5: Solve for x
    x = 833,810,822,206,388.25/31,868,472.80
  6. Step 6: Final answer
    x = 26,164,128.65

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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.