Home / 6,719,189.72-9,272,214.68-3,966,763.76

Finding the Fourth Proportional to 6,719,189.72, 9,272,214.68 and 3,966,763.76

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Solution

The fourth proportional to 6,719,189.72, 9,272,214.68 and 3,966,763.76 is: 5,473,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,189.72 : 9,272,214.68 = 3,966,763.76 : x
  2. Step 2: Convert to fraction form
    6,719,189.72/9,272,214.68 = 3,966,763.76/x
  3. Step 3: Cross multiply
    6,719,189.72x = 9,272,214.68 × 3,966,763.76
  4. Step 4: Simplify right side
    6,719,189.72x = 36,780,685,210,609.16
  5. Step 5: Solve for x
    x = 36,780,685,210,609.16/6,719,189.72
  6. Step 6: Final answer
    x = 5,473,976.29

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Double scale
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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.