Home / 5,274,502.80-7,911,754.20-5,218,515.60

Finding the Fourth Proportional to 5,274,502.80, 7,911,754.20 and 5,218,515.60

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Solution

The fourth proportional to 5,274,502.80, 7,911,754.20 and 5,218,515.60 is: 7,827,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274,502.80 : 7,911,754.20 = 5,218,515.60 : x
  2. Step 2: Convert to fraction form
    5,274,502.80/7,911,754.20 = 5,218,515.60/x
  3. Step 3: Cross multiply
    5,274,502.80x = 7,911,754.20 × 5,218,515.60
  4. Step 4: Simplify right side
    5,274,502.80x = 41,287,612,716,065.52
  5. Step 5: Solve for x
    x = 41,287,612,716,065.52/5,274,502.80
  6. Step 6: Final answer
    x = 7,827,773.40

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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.