Home / 9,190,934.16-12,682,986.78-5,060,180.87

Finding the Fourth Proportional to 9,190,934.16, 12,682,986.78 and 5,060,180.87

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Solution

The fourth proportional to 9,190,934.16, 12,682,986.78 and 5,060,180.87 is: 6,982,773.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190,934.16 : 12,682,986.78 = 5,060,180.87 : x
  2. Step 2: Convert to fraction form
    9,190,934.16/12,682,986.78 = 5,060,180.87/x
  3. Step 3: Cross multiply
    9,190,934.16x = 12,682,986.78 × 5,060,180.87
  4. Step 4: Simplify right side
    9,190,934.16x = 64,178,207,081,740.84
  5. Step 5: Solve for x
    x = 64,178,207,081,740.84/9,190,934.16
  6. Step 6: Final answer
    x = 6,982,773.02

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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.