Home / 5,391,636.70-8,087,455.05-2,557,284.70

Finding the Fourth Proportional to 5,391,636.70, 8,087,455.05 and 2,557,284.70

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Solution

The fourth proportional to 5,391,636.70, 8,087,455.05 and 2,557,284.70 is: 3,835,927.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,636.70 : 8,087,455.05 = 2,557,284.70 : x
  2. Step 2: Convert to fraction form
    5,391,636.70/8,087,455.05 = 2,557,284.70/x
  3. Step 3: Cross multiply
    5,391,636.70x = 8,087,455.05 × 2,557,284.70
  4. Step 4: Simplify right side
    5,391,636.70x = 20,681,925,061,302.73
  5. Step 5: Solve for x
    x = 20,681,925,061,302.73/5,391,636.70
  6. Step 6: Final answer
    x = 3,835,927.05

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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.