Home / 5,251,208.80-7,876,813.20-4,411,400.80

Finding the Fourth Proportional to 5,251,208.80, 7,876,813.20 and 4,411,400.80

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Solution

The fourth proportional to 5,251,208.80, 7,876,813.20 and 4,411,400.80 is: 6,617,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,208.80 : 7,876,813.20 = 4,411,400.80 : x
  2. Step 2: Convert to fraction form
    5,251,208.80/7,876,813.20 = 4,411,400.80/x
  3. Step 3: Cross multiply
    5,251,208.80x = 7,876,813.20 × 4,411,400.80
  4. Step 4: Simplify right side
    5,251,208.80x = 34,747,780,051,930.56
  5. Step 5: Solve for x
    x = 34,747,780,051,930.56/5,251,208.80
  6. Step 6: Final answer
    x = 6,617,101.20

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Double scale
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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.