Home / 12,292,617.70-18,449,424.15-5,479,675.30

Finding the Fourth Proportional to 12,292,617.70, 18,449,424.15 and 5,479,675.30

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Solution

The fourth proportional to 12,292,617.70, 18,449,424.15 and 5,479,675.30 is: 8,224,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,617.70 : 18,449,424.15 = 5,479,675.30 : x
  2. Step 2: Convert to fraction form
    12,292,617.70/18,449,424.15 = 5,479,675.30/x
  3. Step 3: Cross multiply
    12,292,617.70x = 18,449,424.15 × 5,479,675.30
  4. Step 4: Simplify right side
    12,292,617.70x = 101,096,853,813,978.48
  5. Step 5: Solve for x
    x = 101,096,853,813,978.48/12,292,617.70
  6. Step 6: Final answer
    x = 8,224,192.46

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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.