Home / 15,113,311.29-22,658,769.50-9,128,279.61

Finding the Fourth Proportional to 15,113,311.29, 22,658,769.50 and 9,128,279.61

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Solution

The fourth proportional to 15,113,311.29, 22,658,769.50 and 9,128,279.61 is: 13,685,656.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113,311.29 : 22,658,769.50 = 9,128,279.61 : x
  2. Step 2: Convert to fraction form
    15,113,311.29/22,658,769.50 = 9,128,279.61/x
  3. Step 3: Cross multiply
    15,113,311.29x = 22,658,769.50 × 9,128,279.61
  4. Step 4: Simplify right side
    15,113,311.29x = 206,835,583,568,898.50
  5. Step 5: Solve for x
    x = 206,835,583,568,898.50/15,113,311.29
  6. Step 6: Final answer
    x = 13,685,656.28

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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.