Home / 22,268,276.40-33,402,414.60-20,115,940.35

Finding the Fourth Proportional to 22,268,276.40, 33,402,414.60 and 20,115,940.35

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Solution

The fourth proportional to 22,268,276.40, 33,402,414.60 and 20,115,940.35 is: 30,173,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268,276.40 : 33,402,414.60 = 20,115,940.35 : x
  2. Step 2: Convert to fraction form
    22,268,276.40/33,402,414.60 = 20,115,940.35/x
  3. Step 3: Cross multiply
    22,268,276.40x = 33,402,414.60 × 20,115,940.35
  4. Step 4: Simplify right side
    22,268,276.40x = 671,920,979,639,569.25
  5. Step 5: Solve for x
    x = 671,920,979,639,569.25/22,268,276.40
  6. Step 6: Final answer
    x = 30,173,910.53

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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.