Home / 5,500,753.86-8,251,186.68-1,662,607.20

Finding the Fourth Proportional to 5,500,753.86, 8,251,186.68 and 1,662,607.20

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Solution

The fourth proportional to 5,500,753.86, 8,251,186.68 and 1,662,607.20 is: 2,493,927.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,753.86 : 8,251,186.68 = 1,662,607.20 : x
  2. Step 2: Convert to fraction form
    5,500,753.86/8,251,186.68 = 1,662,607.20/x
  3. Step 3: Cross multiply
    5,500,753.86x = 8,251,186.68 × 1,662,607.20
  4. Step 4: Simplify right side
    5,500,753.86x = 13,718,482,382,712.10
  5. Step 5: Solve for x
    x = 13,718,482,382,712.10/5,500,753.86
  6. Step 6: Final answer
    x = 2,493,927.69

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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.