Home / 15,986,195.40-23,951,736.90-7,449,022.20

Finding the Fourth Proportional to 15,986,195.40, 23,951,736.90 and 7,449,022.20

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Solution

The fourth proportional to 15,986,195.40, 23,951,736.90 and 7,449,022.20 is: 11,160,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,195.40 : 23,951,736.90 = 7,449,022.20 : x
  2. Step 2: Convert to fraction form
    15,986,195.40/23,951,736.90 = 7,449,022.20/x
  3. Step 3: Cross multiply
    15,986,195.40x = 23,951,736.90 × 7,449,022.20
  4. Step 4: Simplify right side
    15,986,195.40x = 178,417,019,896,659.19
  5. Step 5: Solve for x
    x = 178,417,019,896,659.19/15,986,195.40
  6. Step 6: Final answer
    x = 11,160,693.05

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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.