Home / 40,051,578.82-55,272,265.62-22,650,526.20

Finding the Fourth Proportional to 40,051,578.82, 55,272,265.62 and 22,650,526.20

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Solution

The fourth proportional to 40,051,578.82, 55,272,265.62 and 22,650,526.20 is: 31,258,340.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,051,578.82 : 55,272,265.62 = 22,650,526.20 : x
  2. Step 2: Convert to fraction form
    40,051,578.82/55,272,265.62 = 22,650,526.20/x
  3. Step 3: Cross multiply
    40,051,578.82x = 55,272,265.62 × 22,650,526.20
  4. Step 4: Simplify right side
    40,051,578.82x = 1,251,945,900,559,169.25
  5. Step 5: Solve for x
    x = 1,251,945,900,559,169.25/40,051,578.82
  6. Step 6: Final answer
    x = 31,258,340.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.