Home / 10,146,542.40-15,222,094.56-3,414,761.28

Finding the Fourth Proportional to 10,146,542.40, 15,222,094.56 and 3,414,761.28

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Solution

The fourth proportional to 10,146,542.40, 15,222,094.56 and 3,414,761.28 is: 5,122,909.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146,542.40 : 15,222,094.56 = 3,414,761.28 : x
  2. Step 2: Convert to fraction form
    10,146,542.40/15,222,094.56 = 3,414,761.28/x
  3. Step 3: Cross multiply
    10,146,542.40x = 15,222,094.56 × 3,414,761.28
  4. Step 4: Simplify right side
    10,146,542.40x = 51,979,819,103,986.63
  5. Step 5: Solve for x
    x = 51,979,819,103,986.63/10,146,542.40
  6. Step 6: Final answer
    x = 5,122,909.56

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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.