Home / 5,029,513.86-7,540,038.92-2,187,485.48

Finding the Fourth Proportional to 5,029,513.86, 7,540,038.92 and 2,187,485.48

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Solution

The fourth proportional to 5,029,513.86, 7,540,038.92 and 2,187,485.48 is: 3,279,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029,513.86 : 7,540,038.92 = 2,187,485.48 : x
  2. Step 2: Convert to fraction form
    5,029,513.86/7,540,038.92 = 2,187,485.48/x
  3. Step 3: Cross multiply
    5,029,513.86x = 7,540,038.92 × 2,187,485.48
  4. Step 4: Simplify right side
    5,029,513.86x = 16,493,725,656,134.88
  5. Step 5: Solve for x
    x = 16,493,725,656,134.88/5,029,513.86
  6. Step 6: Final answer
    x = 3,279,387.65

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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.