Home / 19,952,642.96-29,914,600.56-12,260,395.07

Finding the Fourth Proportional to 19,952,642.96, 29,914,600.56 and 12,260,395.07

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Solution

The fourth proportional to 19,952,642.96, 29,914,600.56 and 12,260,395.07 is: 18,381,766.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,952,642.96 : 29,914,600.56 = 12,260,395.07 : x
  2. Step 2: Convert to fraction form
    19,952,642.96/29,914,600.56 = 12,260,395.07/x
  3. Step 3: Cross multiply
    19,952,642.96x = 29,914,600.56 × 12,260,395.07
  4. Step 4: Simplify right side
    19,952,642.96x = 366,764,821,143,473.50
  5. Step 5: Solve for x
    x = 366,764,821,143,473.50/19,952,642.96
  6. Step 6: Final answer
    x = 18,381,766.36

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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.