Home / 7,948,279.39-10,968,890.21-4,464,231.20

Finding the Fourth Proportional to 7,948,279.39, 10,968,890.21 and 4,464,231.20

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Solution

The fourth proportional to 7,948,279.39, 10,968,890.21 and 4,464,231.20 is: 6,160,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948,279.39 : 10,968,890.21 = 4,464,231.20 : x
  2. Step 2: Convert to fraction form
    7,948,279.39/10,968,890.21 = 4,464,231.20/x
  3. Step 3: Cross multiply
    7,948,279.39x = 10,968,890.21 × 4,464,231.20
  4. Step 4: Simplify right side
    7,948,279.39x = 48,967,661,904,856.55
  5. Step 5: Solve for x
    x = 48,967,661,904,856.55/7,948,279.39
  6. Step 6: Final answer
    x = 6,160,787.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.