Home / 12,542,943.60-18,814,415.40-4,024,141.20

Finding the Fourth Proportional to 12,542,943.60, 18,814,415.40 and 4,024,141.20

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Solution

The fourth proportional to 12,542,943.60, 18,814,415.40 and 4,024,141.20 is: 6,036,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,542,943.60 : 18,814,415.40 = 4,024,141.20 : x
  2. Step 2: Convert to fraction form
    12,542,943.60/18,814,415.40 = 4,024,141.20/x
  3. Step 3: Cross multiply
    12,542,943.60x = 18,814,415.40 × 4,024,141.20
  4. Step 4: Simplify right side
    12,542,943.60x = 75,711,864,165,054.48
  5. Step 5: Solve for x
    x = 75,711,864,165,054.48/12,542,943.60
  6. Step 6: Final answer
    x = 6,036,211.80

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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.