Home / 40,022,886.42-60,033,697.26-12,728,785.62

Finding the Fourth Proportional to 40,022,886.42, 60,033,697.26 and 12,728,785.62

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Solution

The fourth proportional to 40,022,886.42, 60,033,697.26 and 12,728,785.62 is: 19,092,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,022,886.42 : 60,033,697.26 = 12,728,785.62 : x
  2. Step 2: Convert to fraction form
    40,022,886.42/60,033,697.26 = 12,728,785.62/x
  3. Step 3: Cross multiply
    40,022,886.42x = 60,033,697.26 × 12,728,785.62
  4. Step 4: Simplify right side
    40,022,886.42x = 764,156,062,398,521.38
  5. Step 5: Solve for x
    x = 764,156,062,398,521.38/40,022,886.42
  6. Step 6: Final answer
    x = 19,092,977.31

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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.