Home / 10,131,720.06-15,200,420.92-4,070,707.45

Finding the Fourth Proportional to 10,131,720.06, 15,200,420.92 and 4,070,707.45

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Solution

The fourth proportional to 10,131,720.06, 15,200,420.92 and 4,070,707.45 is: 6,107,202.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,720.06 : 15,200,420.92 = 4,070,707.45 : x
  2. Step 2: Convert to fraction form
    10,131,720.06/15,200,420.92 = 4,070,707.45/x
  3. Step 3: Cross multiply
    10,131,720.06x = 15,200,420.92 × 4,070,707.45
  4. Step 4: Simplify right side
    10,131,720.06x = 61,876,466,634,002.03
  5. Step 5: Solve for x
    x = 61,876,466,634,002.03/10,131,720.06
  6. Step 6: Final answer
    x = 6,107,202.55

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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.