Home / 13,482,732.45-18,606,254.94-7,287,766.59

Finding the Fourth Proportional to 13,482,732.45, 18,606,254.94 and 7,287,766.59

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Solution

The fourth proportional to 13,482,732.45, 18,606,254.94 and 7,287,766.59 is: 10,057,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,732.45 : 18,606,254.94 = 7,287,766.59 : x
  2. Step 2: Convert to fraction form
    13,482,732.45/18,606,254.94 = 7,287,766.59/x
  3. Step 3: Cross multiply
    13,482,732.45x = 18,606,254.94 × 7,287,766.59
  4. Step 4: Simplify right side
    13,482,732.45x = 135,598,043,116,754.47
  5. Step 5: Solve for x
    x = 135,598,043,116,754.47/13,482,732.45
  6. Step 6: Final answer
    x = 10,057,163.38

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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.