Home / 20,804,456.80-31,145,859.60-14,832,488.80

Finding the Fourth Proportional to 20,804,456.80, 31,145,859.60 and 14,832,488.80

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Solution

The fourth proportional to 20,804,456.80, 31,145,859.60 and 14,832,488.80 is: 22,205,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,804,456.80 : 31,145,859.60 = 14,832,488.80 : x
  2. Step 2: Convert to fraction form
    20,804,456.80/31,145,859.60 = 14,832,488.80/x
  3. Step 3: Cross multiply
    20,804,456.80x = 31,145,859.60 × 14,832,488.80
  4. Step 4: Simplify right side
    20,804,456.80x = 461,970,613,683,372.50
  5. Step 5: Solve for x
    x = 461,970,613,683,372.50/20,804,456.80
  6. Step 6: Final answer
    x = 22,205,367.73

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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.