Home / 38,367,138.40-57,501,718.80-15,622,338.40

Finding the Fourth Proportional to 38,367,138.40, 57,501,718.80 and 15,622,338.40

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Solution

The fourth proportional to 38,367,138.40, 57,501,718.80 and 15,622,338.40 is: 23,413,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367,138.40 : 57,501,718.80 = 15,622,338.40 : x
  2. Step 2: Convert to fraction form
    38,367,138.40/57,501,718.80 = 15,622,338.40/x
  3. Step 3: Cross multiply
    38,367,138.40x = 57,501,718.80 × 15,622,338.40
  4. Step 4: Simplify right side
    38,367,138.40x = 898,311,309,675,241.88
  5. Step 5: Solve for x
    x = 898,311,309,675,241.88/38,367,138.40
  6. Step 6: Final answer
    x = 23,413,560.33

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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.