Home / 7,387,429.70-11,081,144.55-4,549,141.10

Finding the Fourth Proportional to 7,387,429.70, 11,081,144.55 and 4,549,141.10

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Solution

The fourth proportional to 7,387,429.70, 11,081,144.55 and 4,549,141.10 is: 6,823,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,429.70 : 11,081,144.55 = 4,549,141.10 : x
  2. Step 2: Convert to fraction form
    7,387,429.70/11,081,144.55 = 4,549,141.10/x
  3. Step 3: Cross multiply
    7,387,429.70x = 11,081,144.55 × 4,549,141.10
  4. Step 4: Simplify right side
    7,387,429.70x = 50,409,690,107,446.01
  5. Step 5: Solve for x
    x = 50,409,690,107,446.01/7,387,429.70
  6. Step 6: Final answer
    x = 6,823,711.65

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Double scale
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Similar ratio
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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.