Home / 3,326,674.20-4,990,011.30-3,116,722.20

Finding the Fourth Proportional to 3,326,674.20, 4,990,011.30 and 3,116,722.20

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Solution

The fourth proportional to 3,326,674.20, 4,990,011.30 and 3,116,722.20 is: 4,675,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,674.20 : 4,990,011.30 = 3,116,722.20 : x
  2. Step 2: Convert to fraction form
    3,326,674.20/4,990,011.30 = 3,116,722.20/x
  3. Step 3: Cross multiply
    3,326,674.20x = 4,990,011.30 × 3,116,722.20
  4. Step 4: Simplify right side
    3,326,674.20x = 15,552,478,996,960.86
  5. Step 5: Solve for x
    x = 15,552,478,996,960.86/3,326,674.20
  6. Step 6: Final answer
    x = 4,675,083.30

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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.