Home / 5,451,307.20-8,176,960.80-5,040,734.40

Finding the Fourth Proportional to 5,451,307.20, 8,176,960.80 and 5,040,734.40

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Solution

The fourth proportional to 5,451,307.20, 8,176,960.80 and 5,040,734.40 is: 7,561,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,307.20 : 8,176,960.80 = 5,040,734.40 : x
  2. Step 2: Convert to fraction form
    5,451,307.20/8,176,960.80 = 5,040,734.40/x
  3. Step 3: Cross multiply
    5,451,307.20x = 8,176,960.80 × 5,040,734.40
  4. Step 4: Simplify right side
    5,451,307.20x = 41,217,887,592,011.52
  5. Step 5: Solve for x
    x = 41,217,887,592,011.52/5,451,307.20
  6. Step 6: Final answer
    x = 7,561,101.60

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1.5x scale

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.