Home / 7,523,986.79-10,383,162.78-4,086,252.42

Finding the Fourth Proportional to 7,523,986.79, 10,383,162.78 and 4,086,252.42

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Solution

The fourth proportional to 7,523,986.79, 10,383,162.78 and 4,086,252.42 is: 5,639,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523,986.79 : 10,383,162.78 = 4,086,252.42 : x
  2. Step 2: Convert to fraction form
    7,523,986.79/10,383,162.78 = 4,086,252.42/x
  3. Step 3: Cross multiply
    7,523,986.79x = 10,383,162.78 × 4,086,252.42
  4. Step 4: Simplify right side
    7,523,986.79x = 42,428,224,037,028.92
  5. Step 5: Solve for x
    x = 42,428,224,037,028.92/7,523,986.79
  6. Step 6: Final answer
    x = 5,639,061.48

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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.