Home / 5,105,614.70-7,045,998.23-2,871,095.63

Finding the Fourth Proportional to 5,105,614.70, 7,045,998.23 and 2,871,095.63

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Solution

The fourth proportional to 5,105,614.70, 7,045,998.23 and 2,871,095.63 is: 3,962,252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,614.70 : 7,045,998.23 = 2,871,095.63 : x
  2. Step 2: Convert to fraction form
    5,105,614.70/7,045,998.23 = 2,871,095.63/x
  3. Step 3: Cross multiply
    5,105,614.70x = 7,045,998.23 × 2,871,095.63
  4. Step 4: Simplify right side
    5,105,614.70x = 20,229,734,727,140.73
  5. Step 5: Solve for x
    x = 20,229,734,727,140.73/5,105,614.70
  6. Step 6: Final answer
    x = 3,962,252.52

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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.