Home / 40,982,723.20-61,544,943.60-21,850,847.20

Finding the Fourth Proportional to 40,982,723.20, 61,544,943.60 and 21,850,847.20

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Solution

The fourth proportional to 40,982,723.20, 61,544,943.60 and 21,850,847.20 is: 32,814,050.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,982,723.20 : 61,544,943.60 = 21,850,847.20 : x
  2. Step 2: Convert to fraction form
    40,982,723.20/61,544,943.60 = 21,850,847.20/x
  3. Step 3: Cross multiply
    40,982,723.20x = 61,544,943.60 × 21,850,847.20
  4. Step 4: Simplify right side
    40,982,723.20x = 1,344,809,158,536,218
  5. Step 5: Solve for x
    x = 1,344,809,158,536,218/40,982,723.20
  6. Step 6: Final answer
    x = 32,814,050.74

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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.