Home / 72,015,641.83-108,028,278.85-25,323,549.34

Finding the Fourth Proportional to 72,015,641.83, 108,028,278.85 and 25,323,549.34

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Solution

The fourth proportional to 72,015,641.83, 108,028,278.85 and 25,323,549.34 is: 37,987,017.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,015,641.83 : 108,028,278.85 = 25,323,549.34 : x
  2. Step 2: Convert to fraction form
    72,015,641.83/108,028,278.85 = 25,323,549.34/x
  3. Step 3: Cross multiply
    72,015,641.83x = 108,028,278.85 × 25,323,549.34
  4. Step 4: Simplify right side
    72,015,641.83x = 2,735,659,449,573,253.50
  5. Step 5: Solve for x
    x = 2,735,659,449,573,253.50/72,015,641.83
  6. Step 6: Final answer
    x = 37,987,017.54

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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.