Home / 11,119,180.72-15,336,559.11-10,204,364.02

Finding the Fourth Proportional to 11,119,180.72, 15,336,559.11 and 10,204,364.02

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Solution

The fourth proportional to 11,119,180.72, 15,336,559.11 and 10,204,364.02 is: 14,074,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119,180.72 : 15,336,559.11 = 10,204,364.02 : x
  2. Step 2: Convert to fraction form
    11,119,180.72/15,336,559.11 = 10,204,364.02/x
  3. Step 3: Cross multiply
    11,119,180.72x = 15,336,559.11 × 10,204,364.02
  4. Step 4: Simplify right side
    11,119,180.72x = 156,499,831,972,687.22
  5. Step 5: Solve for x
    x = 156,499,831,972,687.22/11,119,180.72
  6. Step 6: Final answer
    x = 14,074,762.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.