Home / 38,690,449.40-57,985,907.70-23,528,286.20

Finding the Fourth Proportional to 38,690,449.40, 57,985,907.70 and 23,528,286.20

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Solution

The fourth proportional to 38,690,449.40, 57,985,907.70 and 23,528,286.20 is: 35,262,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,690,449.40 : 57,985,907.70 = 23,528,286.20 : x
  2. Step 2: Convert to fraction form
    38,690,449.40/57,985,907.70 = 23,528,286.20/x
  3. Step 3: Cross multiply
    38,690,449.40x = 57,985,907.70 × 23,528,286.20
  4. Step 4: Simplify right side
    38,690,449.40x = 1,364,309,031,932,383.75
  5. Step 5: Solve for x
    x = 1,364,309,031,932,383.75/38,690,449.40
  6. Step 6: Final answer
    x = 35,262,165.55

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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.