Home / 5,280,540.68-7,286,951.22-2,866,040.84

Finding the Fourth Proportional to 5,280,540.68, 7,286,951.22 and 2,866,040.84

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Solution

The fourth proportional to 5,280,540.68, 7,286,951.22 and 2,866,040.84 is: 3,955,030.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,540.68 : 7,286,951.22 = 2,866,040.84 : x
  2. Step 2: Convert to fraction form
    5,280,540.68/7,286,951.22 = 2,866,040.84/x
  3. Step 3: Cross multiply
    5,280,540.68x = 7,286,951.22 × 2,866,040.84
  4. Step 4: Simplify right side
    5,280,540.68x = 20,884,699,795,607.82
  5. Step 5: Solve for x
    x = 20,884,699,795,607.82/5,280,540.68
  6. Step 6: Final answer
    x = 3,955,030.57

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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.