Home / 40,368,123.20-60,561,827.04-13,442,012.48

Finding the Fourth Proportional to 40,368,123.20, 60,561,827.04 and 13,442,012.48

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Solution

The fourth proportional to 40,368,123.20, 60,561,827.04 and 13,442,012.48 is: 20,166,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,368,123.20 : 60,561,827.04 = 13,442,012.48 : x
  2. Step 2: Convert to fraction form
    40,368,123.20/60,561,827.04 = 13,442,012.48/x
  3. Step 3: Cross multiply
    40,368,123.20x = 60,561,827.04 × 13,442,012.48
  4. Step 4: Simplify right side
    40,368,123.20x = 814,072,834,883,281.50
  5. Step 5: Solve for x
    x = 814,072,834,883,281.50/40,368,123.20
  6. Step 6: Final answer
    x = 20,166,229.45

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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.