Home / 28,557,478.92-42,853,238.10-10,363,093.68

Finding the Fourth Proportional to 28,557,478.92, 42,853,238.10 and 10,363,093.68

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Solution

The fourth proportional to 28,557,478.92, 42,853,238.10 and 10,363,093.68 is: 15,550,816.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,478.92 : 42,853,238.10 = 10,363,093.68 : x
  2. Step 2: Convert to fraction form
    28,557,478.92/42,853,238.10 = 10,363,093.68/x
  3. Step 3: Cross multiply
    28,557,478.92x = 42,853,238.10 × 10,363,093.68
  4. Step 4: Simplify right side
    28,557,478.92x = 444,092,120,921,645.19
  5. Step 5: Solve for x
    x = 444,092,120,921,645.19/28,557,478.92
  6. Step 6: Final answer
    x = 15,550,816.73

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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.