Home / 38,301,625.70-57,452,438.55-18,146,233.70

Finding the Fourth Proportional to 38,301,625.70, 57,452,438.55 and 18,146,233.70

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Solution

The fourth proportional to 38,301,625.70, 57,452,438.55 and 18,146,233.70 is: 27,219,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301,625.70 : 57,452,438.55 = 18,146,233.70 : x
  2. Step 2: Convert to fraction form
    38,301,625.70/57,452,438.55 = 18,146,233.70/x
  3. Step 3: Cross multiply
    38,301,625.70x = 57,452,438.55 × 18,146,233.70
  4. Step 4: Simplify right side
    38,301,625.70x = 1,042,545,376,563,189
  5. Step 5: Solve for x
    x = 1,042,545,376,563,189/38,301,625.70
  6. Step 6: Final answer
    x = 27,219,350.55

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1.5x scale

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.