Home / 13,040,180.40-19,560,270.60-9,213,805.20

Finding the Fourth Proportional to 13,040,180.40, 19,560,270.60 and 9,213,805.20

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Solution

The fourth proportional to 13,040,180.40, 19,560,270.60 and 9,213,805.20 is: 13,820,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040,180.40 : 19,560,270.60 = 9,213,805.20 : x
  2. Step 2: Convert to fraction form
    13,040,180.40/19,560,270.60 = 9,213,805.20/x
  3. Step 3: Cross multiply
    13,040,180.40x = 19,560,270.60 × 9,213,805.20
  4. Step 4: Simplify right side
    13,040,180.40x = 180,224,522,967,687.12
  5. Step 5: Solve for x
    x = 180,224,522,967,687.12/13,040,180.40
  6. Step 6: Final answer
    x = 13,820,707.80

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1.5x scale

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.