Home / 26,092,881.47-39,122,046.25-12,448,133.80

Finding the Fourth Proportional to 26,092,881.47, 39,122,046.25 and 12,448,133.80

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Solution

The fourth proportional to 26,092,881.47, 39,122,046.25 and 12,448,133.80 is: 18,663,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,092,881.47 : 39,122,046.25 = 12,448,133.80 : x
  2. Step 2: Convert to fraction form
    26,092,881.47/39,122,046.25 = 12,448,133.80/x
  3. Step 3: Cross multiply
    26,092,881.47x = 39,122,046.25 × 12,448,133.80
  4. Step 4: Simplify right side
    26,092,881.47x = 486,996,466,249,788.25
  5. Step 5: Solve for x
    x = 486,996,466,249,788.25/26,092,881.47
  6. Step 6: Final answer
    x = 18,663,958.86

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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.