Home / 12,343,633.20-17,036,232.12-7,381,750.32

Finding the Fourth Proportional to 12,343,633.20, 17,036,232.12 and 7,381,750.32

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Solution

The fourth proportional to 12,343,633.20, 17,036,232.12 and 7,381,750.32 is: 10,188,022.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,633.20 : 17,036,232.12 = 7,381,750.32 : x
  2. Step 2: Convert to fraction form
    12,343,633.20/17,036,232.12 = 7,381,750.32/x
  3. Step 3: Cross multiply
    12,343,633.20x = 17,036,232.12 × 7,381,750.32
  4. Step 4: Simplify right side
    12,343,633.20x = 125,757,211,903,404.30
  5. Step 5: Solve for x
    x = 125,757,211,903,404.30/12,343,633.20
  6. Step 6: Final answer
    x = 10,188,022.43

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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.