Home / 5,391,640.20-8,087,460.30-4,893,976.20

Finding the Fourth Proportional to 5,391,640.20, 8,087,460.30 and 4,893,976.20

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Solution

The fourth proportional to 5,391,640.20, 8,087,460.30 and 4,893,976.20 is: 7,340,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,640.20 : 8,087,460.30 = 4,893,976.20 : x
  2. Step 2: Convert to fraction form
    5,391,640.20/8,087,460.30 = 4,893,976.20/x
  3. Step 3: Cross multiply
    5,391,640.20x = 8,087,460.30 × 4,893,976.20
  4. Step 4: Simplify right side
    5,391,640.20x = 39,579,838,226,644.86
  5. Step 5: Solve for x
    x = 39,579,838,226,644.86/5,391,640.20
  6. Step 6: Final answer
    x = 7,340,964.30

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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.