Home / 7,951,828.20-11,927,742.30-7,367,243.10

Finding the Fourth Proportional to 7,951,828.20, 11,927,742.30 and 7,367,243.10

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Solution

The fourth proportional to 7,951,828.20, 11,927,742.30 and 7,367,243.10 is: 11,050,864.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951,828.20 : 11,927,742.30 = 7,367,243.10 : x
  2. Step 2: Convert to fraction form
    7,951,828.20/11,927,742.30 = 7,367,243.10/x
  3. Step 3: Cross multiply
    7,951,828.20x = 11,927,742.30 × 7,367,243.10
  4. Step 4: Simplify right side
    7,951,828.20x = 87,874,577,158,253.12
  5. Step 5: Solve for x
    x = 87,874,577,158,253.12/7,951,828.20
  6. Step 6: Final answer
    x = 11,050,864.65

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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.