Home / 26,712,231.68-40,075,255.72-15,642,651.55

Finding the Fourth Proportional to 26,712,231.68, 40,075,255.72 and 15,642,651.55

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Solution

The fourth proportional to 26,712,231.68, 40,075,255.72 and 15,642,651.55 is: 23,468,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712,231.68 : 40,075,255.72 = 15,642,651.55 : x
  2. Step 2: Convert to fraction form
    26,712,231.68/40,075,255.72 = 15,642,651.55/x
  3. Step 3: Cross multiply
    26,712,231.68x = 40,075,255.72 × 15,642,651.55
  4. Step 4: Simplify right side
    26,712,231.68x = 626,883,261,005,104.38
  5. Step 5: Solve for x
    x = 626,883,261,005,104.38/26,712,231.68
  6. Step 6: Final answer
    x = 23,468,022.76

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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.