Home / 18,071,451.68-24,938,465.56-9,811,350.32

Finding the Fourth Proportional to 18,071,451.68, 24,938,465.56 and 9,811,350.32

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Solution

The fourth proportional to 18,071,451.68, 24,938,465.56 and 9,811,350.32 is: 13,539,588.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,451.68 : 24,938,465.56 = 9,811,350.32 : x
  2. Step 2: Convert to fraction form
    18,071,451.68/24,938,465.56 = 9,811,350.32/x
  3. Step 3: Cross multiply
    18,071,451.68x = 24,938,465.56 × 9,811,350.32
  4. Step 4: Simplify right side
    18,071,451.68x = 244,680,022,052,414.97
  5. Step 5: Solve for x
    x = 244,680,022,052,414.97/18,071,451.68
  6. Step 6: Final answer
    x = 13,539,588.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.