Home / 5,353,287.88-8,013,135.66-2,821,266.76

Finding the Fourth Proportional to 5,353,287.88, 8,013,135.66 and 2,821,266.76

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Solution

The fourth proportional to 5,353,287.88, 8,013,135.66 and 2,821,266.76 is: 4,223,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,287.88 : 8,013,135.66 = 2,821,266.76 : x
  2. Step 2: Convert to fraction form
    5,353,287.88/8,013,135.66 = 2,821,266.76/x
  3. Step 3: Cross multiply
    5,353,287.88x = 8,013,135.66 × 2,821,266.76
  4. Step 4: Simplify right side
    5,353,287.88x = 22,607,193,280,928.66
  5. Step 5: Solve for x
    x = 22,607,193,280,928.66/5,353,287.88
  6. Step 6: Final answer
    x = 4,223,048.30

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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.