Home / 28,086,906.60-42,059,501.10-22,418,202.60

Finding the Fourth Proportional to 28,086,906.60, 42,059,501.10 and 22,418,202.60

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Solution

The fourth proportional to 28,086,906.60, 42,059,501.10 and 22,418,202.60 is: 33,570,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,086,906.60 : 42,059,501.10 = 22,418,202.60 : x
  2. Step 2: Convert to fraction form
    28,086,906.60/42,059,501.10 = 22,418,202.60/x
  3. Step 3: Cross multiply
    28,086,906.60x = 42,059,501.10 × 22,418,202.60
  4. Step 4: Simplify right side
    28,086,906.60x = 942,898,416,914,723
  5. Step 5: Solve for x
    x = 942,898,416,914,723/28,086,906.60
  6. Step 6: Final answer
    x = 33,570,746.34

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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.