Home / 107,726,419.20-161,589,628.80-26,947,387.20

Finding the Fourth Proportional to 107,726,419.20, 161,589,628.80 and 26,947,387.20

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Solution

The fourth proportional to 107,726,419.20, 161,589,628.80 and 26,947,387.20 is: 40,421,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,726,419.20 : 161,589,628.80 = 26,947,387.20 : x
  2. Step 2: Convert to fraction form
    107,726,419.20/161,589,628.80 = 26,947,387.20/x
  3. Step 3: Cross multiply
    107,726,419.20x = 161,589,628.80 × 26,947,387.20
  4. Step 4: Simplify right side
    107,726,419.20x = 4,354,418,294,777,871.50
  5. Step 5: Solve for x
    x = 4,354,418,294,777,871.50/107,726,419.20
  6. Step 6: Final answer
    x = 40,421,080.80

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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.