Home / 38,690,428.40-57,985,876.20-23,528,265.20

Finding the Fourth Proportional to 38,690,428.40, 57,985,876.20 and 23,528,265.20

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Solution

The fourth proportional to 38,690,428.40, 57,985,876.20 and 23,528,265.20 is: 35,262,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,690,428.40 : 57,985,876.20 = 23,528,265.20 : x
  2. Step 2: Convert to fraction form
    38,690,428.40/57,985,876.20 = 23,528,265.20/x
  3. Step 3: Cross multiply
    38,690,428.40x = 57,985,876.20 × 23,528,265.20
  4. Step 4: Simplify right side
    38,690,428.40x = 1,364,307,073,087,968.25
  5. Step 5: Solve for x
    x = 1,364,307,073,087,968.25/38,690,428.40
  6. Step 6: Final answer
    x = 35,262,134.06

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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.