Home / 5,345,041.92-8,016,709.44-1,557,638.88

Finding the Fourth Proportional to 5,345,041.92, 8,016,709.44 and 1,557,638.88

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Solution

The fourth proportional to 5,345,041.92, 8,016,709.44 and 1,557,638.88 is: 2,336,209.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,041.92 : 8,016,709.44 = 1,557,638.88 : x
  2. Step 2: Convert to fraction form
    5,345,041.92/8,016,709.44 = 1,557,638.88/x
  3. Step 3: Cross multiply
    5,345,041.92x = 8,016,709.44 × 1,557,638.88
  4. Step 4: Simplify right side
    5,345,041.92x = 12,487,138,313,407.03
  5. Step 5: Solve for x
    x = 12,487,138,313,407.03/5,345,041.92
  6. Step 6: Final answer
    x = 2,336,209.61

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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.