Home / 15,309,495.04-22,956,269.09-7,220,298.72

Finding the Fourth Proportional to 15,309,495.04, 22,956,269.09 and 7,220,298.72

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Solution

The fourth proportional to 15,309,495.04, 22,956,269.09 and 7,220,298.72 is: 10,826,687.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,309,495.04 : 22,956,269.09 = 7,220,298.72 : x
  2. Step 2: Convert to fraction form
    15,309,495.04/22,956,269.09 = 7,220,298.72/x
  3. Step 3: Cross multiply
    15,309,495.04x = 22,956,269.09 × 7,220,298.72
  4. Step 4: Simplify right side
    15,309,495.04x = 165,751,120,326,502.56
  5. Step 5: Solve for x
    x = 165,751,120,326,502.56/15,309,495.04
  6. Step 6: Final answer
    x = 10,826,687.61

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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.