Home / 5,154,807.12-7,113,633.60-2,863,181.04

Finding the Fourth Proportional to 5,154,807.12, 7,113,633.60 and 2,863,181.04

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Solution

The fourth proportional to 5,154,807.12, 7,113,633.60 and 2,863,181.04 is: 3,951,189.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,807.12 : 7,113,633.60 = 2,863,181.04 : x
  2. Step 2: Convert to fraction form
    5,154,807.12/7,113,633.60 = 2,863,181.04/x
  3. Step 3: Cross multiply
    5,154,807.12x = 7,113,633.60 × 2,863,181.04
  4. Step 4: Simplify right side
    5,154,807.12x = 20,367,620,849,026.94
  5. Step 5: Solve for x
    x = 20,367,620,849,026.94/5,154,807.12
  6. Step 6: Final answer
    x = 3,951,189.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.