Home / 7,922,675.80-11,884,013.70-7,387,298.20

Finding the Fourth Proportional to 7,922,675.80, 11,884,013.70 and 7,387,298.20

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Solution

The fourth proportional to 7,922,675.80, 11,884,013.70 and 7,387,298.20 is: 11,080,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922,675.80 : 11,884,013.70 = 7,387,298.20 : x
  2. Step 2: Convert to fraction form
    7,922,675.80/11,884,013.70 = 7,387,298.20/x
  3. Step 3: Cross multiply
    7,922,675.80x = 11,884,013.70 × 7,387,298.20
  4. Step 4: Simplify right side
    7,922,675.80x = 87,790,753,014,785.34
  5. Step 5: Solve for x
    x = 87,790,753,014,785.34/7,922,675.80
  6. Step 6: Final answer
    x = 11,080,947.30

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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.