Home / 10,581,449.24-15,871,402.98-4,747,441.48

Finding the Fourth Proportional to 10,581,449.24, 15,871,402.98 and 4,747,441.48

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Solution

The fourth proportional to 10,581,449.24, 15,871,402.98 and 4,747,441.48 is: 7,120,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581,449.24 : 15,871,402.98 = 4,747,441.48 : x
  2. Step 2: Convert to fraction form
    10,581,449.24/15,871,402.98 = 4,747,441.48/x
  3. Step 3: Cross multiply
    10,581,449.24x = 15,871,402.98 × 4,747,441.48
  4. Step 4: Simplify right side
    10,581,449.24x = 75,348,556,813,369.11
  5. Step 5: Solve for x
    x = 75,348,556,813,369.11/10,581,449.24
  6. Step 6: Final answer
    x = 7,120,816.35

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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.