Home / 10,512,040.20-15,768,060.30-4,528,408.20

Finding the Fourth Proportional to 10,512,040.20, 15,768,060.30 and 4,528,408.20

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Solution

The fourth proportional to 10,512,040.20, 15,768,060.30 and 4,528,408.20 is: 6,792,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,040.20 : 15,768,060.30 = 4,528,408.20 : x
  2. Step 2: Convert to fraction form
    10,512,040.20/15,768,060.30 = 4,528,408.20/x
  3. Step 3: Cross multiply
    10,512,040.20x = 15,768,060.30 × 4,528,408.20
  4. Step 4: Simplify right side
    10,512,040.20x = 71,404,213,560,614.47
  5. Step 5: Solve for x
    x = 71,404,213,560,614.47/10,512,040.20
  6. Step 6: Final answer
    x = 6,792,612.30

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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.