Home / 10,148,917.92-15,236,367.96-8,718,751.14

Finding the Fourth Proportional to 10,148,917.92, 15,236,367.96 and 8,718,751.14

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Solution

The fourth proportional to 10,148,917.92, 15,236,367.96 and 8,718,751.14 is: 13,089,287.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,917.92 : 15,236,367.96 = 8,718,751.14 : x
  2. Step 2: Convert to fraction form
    10,148,917.92/15,236,367.96 = 8,718,751.14/x
  3. Step 3: Cross multiply
    10,148,917.92x = 15,236,367.96 × 8,718,751.14
  4. Step 4: Simplify right side
    10,148,917.92x = 132,842,100,520,709.48
  5. Step 5: Solve for x
    x = 132,842,100,520,709.48/10,148,917.92
  6. Step 6: Final answer
    x = 13,089,287.11

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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.