Home / 15,309,493.04-22,956,266.09-7,220,296.72

Finding the Fourth Proportional to 15,309,493.04, 22,956,266.09 and 7,220,296.72

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Solution

The fourth proportional to 15,309,493.04, 22,956,266.09 and 7,220,296.72 is: 10,826,684.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,309,493.04 : 22,956,266.09 = 7,220,296.72 : x
  2. Step 2: Convert to fraction form
    15,309,493.04/22,956,266.09 = 7,220,296.72/x
  3. Step 3: Cross multiply
    15,309,493.04x = 22,956,266.09 × 7,220,296.72
  4. Step 4: Simplify right side
    15,309,493.04x = 165,751,052,670,691.31
  5. Step 5: Solve for x
    x = 165,751,052,670,691.31/15,309,493.04
  6. Step 6: Final answer
    x = 10,826,684.61

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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.