Home / 7,382,805.80-11,074,208.70-4,533,679.40

Finding the Fourth Proportional to 7,382,805.80, 11,074,208.70 and 4,533,679.40

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Solution

The fourth proportional to 7,382,805.80, 11,074,208.70 and 4,533,679.40 is: 6,800,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,805.80 : 11,074,208.70 = 4,533,679.40 : x
  2. Step 2: Convert to fraction form
    7,382,805.80/11,074,208.70 = 4,533,679.40/x
  3. Step 3: Cross multiply
    7,382,805.80x = 11,074,208.70 × 4,533,679.40
  4. Step 4: Simplify right side
    7,382,805.80x = 50,206,911,854,490.78
  5. Step 5: Solve for x
    x = 50,206,911,854,490.78/7,382,805.80
  6. Step 6: Final answer
    x = 6,800,519.10

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Similar ratio
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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.