Home / 22,428,078.60-33,642,117.90-13,818,734.40

Finding the Fourth Proportional to 22,428,078.60, 33,642,117.90 and 13,818,734.40

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Solution

The fourth proportional to 22,428,078.60, 33,642,117.90 and 13,818,734.40 is: 20,728,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,078.60 : 33,642,117.90 = 13,818,734.40 : x
  2. Step 2: Convert to fraction form
    22,428,078.60/33,642,117.90 = 13,818,734.40/x
  3. Step 3: Cross multiply
    22,428,078.60x = 33,642,117.90 × 13,818,734.40
  4. Step 4: Simplify right side
    22,428,078.60x = 464,891,491,913,585.75
  5. Step 5: Solve for x
    x = 464,891,491,913,585.75/22,428,078.60
  6. Step 6: Final answer
    x = 20,728,101.60

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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.