Home / 29,015,994.56-40,025,444.29-18,132,082.88

Finding the Fourth Proportional to 29,015,994.56, 40,025,444.29 and 18,132,082.88

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Solution

The fourth proportional to 29,015,994.56, 40,025,444.29 and 18,132,082.88 is: 25,011,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015,994.56 : 40,025,444.29 = 18,132,082.88 : x
  2. Step 2: Convert to fraction form
    29,015,994.56/40,025,444.29 = 18,132,082.88/x
  3. Step 3: Cross multiply
    29,015,994.56x = 40,025,444.29 × 18,132,082.88
  4. Step 4: Simplify right side
    29,015,994.56x = 725,744,672,929,645.38
  5. Step 5: Solve for x
    x = 725,744,672,929,645.38/29,015,994.56
  6. Step 6: Final answer
    x = 25,011,883.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.