Home / 6,386,339.34-8,811,799.65-4,062,385.62

Finding the Fourth Proportional to 6,386,339.34, 8,811,799.65 and 4,062,385.62

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Solution

The fourth proportional to 6,386,339.34, 8,811,799.65 and 4,062,385.62 is: 5,605,234.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,339.34 : 8,811,799.65 = 4,062,385.62 : x
  2. Step 2: Convert to fraction form
    6,386,339.34/8,811,799.65 = 4,062,385.62/x
  3. Step 3: Cross multiply
    6,386,339.34x = 8,811,799.65 × 4,062,385.62
  4. Step 4: Simplify right side
    6,386,339.34x = 35,796,928,184,481.04
  5. Step 5: Solve for x
    x = 35,796,928,184,481.04/6,386,339.34
  6. Step 6: Final answer
    x = 5,605,234.28

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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.