Home / 9,449,973.20-13,040,959.56-5,157,621.20

Finding the Fourth Proportional to 9,449,973.20, 13,040,959.56 and 5,157,621.20

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Solution

The fourth proportional to 9,449,973.20, 13,040,959.56 and 5,157,621.20 is: 7,117,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449,973.20 : 13,040,959.56 = 5,157,621.20 : x
  2. Step 2: Convert to fraction form
    9,449,973.20/13,040,959.56 = 5,157,621.20/x
  3. Step 3: Cross multiply
    9,449,973.20x = 13,040,959.56 × 5,157,621.20
  4. Step 4: Simplify right side
    9,449,973.20x = 67,260,329,494,998.68
  5. Step 5: Solve for x
    x = 67,260,329,494,998.68/9,449,973.20
  6. Step 6: Final answer
    x = 7,117,515.37

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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.