Home / 5,280,540.18-7,286,950.53-2,866,040.34

Finding the Fourth Proportional to 5,280,540.18, 7,286,950.53 and 2,866,040.34

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Solution

The fourth proportional to 5,280,540.18, 7,286,950.53 and 2,866,040.34 is: 3,955,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,540.18 : 7,286,950.53 = 2,866,040.34 : x
  2. Step 2: Convert to fraction form
    5,280,540.18/7,286,950.53 = 2,866,040.34/x
  3. Step 3: Cross multiply
    5,280,540.18x = 7,286,950.53 × 2,866,040.34
  4. Step 4: Simplify right side
    5,280,540.18x = 20,884,694,174,564.38
  5. Step 5: Solve for x
    x = 20,884,694,174,564.38/5,280,540.18
  6. Step 6: Final answer
    x = 3,955,029.88

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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.