Home / 7,348,853.88-10,141,638.12-4,040,976.30

Finding the Fourth Proportional to 7,348,853.88, 10,141,638.12 and 4,040,976.30

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Solution

The fourth proportional to 7,348,853.88, 10,141,638.12 and 4,040,976.30 is: 5,576,668.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348,853.88 : 10,141,638.12 = 4,040,976.30 : x
  2. Step 2: Convert to fraction form
    7,348,853.88/10,141,638.12 = 4,040,976.30/x
  3. Step 3: Cross multiply
    7,348,853.88x = 10,141,638.12 × 4,040,976.30
  4. Step 4: Simplify right side
    7,348,853.88x = 40,982,119,286,096.55
  5. Step 5: Solve for x
    x = 40,982,119,286,096.55/7,348,853.88
  6. Step 6: Final answer
    x = 5,576,668.14

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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.