Home / 26,712,238.05-40,075,265.30-15,642,657.90

Finding the Fourth Proportional to 26,712,238.05, 40,075,265.30 and 15,642,657.90

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Solution

The fourth proportional to 26,712,238.05, 40,075,265.30 and 15,642,657.90 is: 23,468,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,712,238.05 : 40,075,265.30 = 15,642,657.90 : x
  2. Step 2: Convert to fraction form
    26,712,238.05/40,075,265.30 = 15,642,657.90/x
  3. Step 3: Cross multiply
    26,712,238.05x = 40,075,265.30 × 15,642,657.90
  4. Step 4: Simplify right side
    26,712,238.05x = 626,883,665,261,427.62
  5. Step 5: Solve for x
    x = 626,883,665,261,427.62/26,712,238.05
  6. Step 6: Final answer
    x = 23,468,032.30

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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.