Home / 56,155,943.91-84,178,114.55-39,080,744.61

Finding the Fourth Proportional to 56,155,943.91, 84,178,114.55 and 39,080,744.61

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Solution

The fourth proportional to 56,155,943.91, 84,178,114.55 and 39,080,744.61 is: 58,582,282.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,155,943.91 : 84,178,114.55 = 39,080,744.61 : x
  2. Step 2: Convert to fraction form
    56,155,943.91/84,178,114.55 = 39,080,744.61/x
  3. Step 3: Cross multiply
    56,155,943.91x = 84,178,114.55 × 39,080,744.61
  4. Step 4: Simplify right side
    56,155,943.91x = 3,289,743,396,284,471.50
  5. Step 5: Solve for x
    x = 3,289,743,396,284,471.50/56,155,943.91
  6. Step 6: Final answer
    x = 58,582,282.96

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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.