Home / 6,989,074.24-9,643,326.56-3,932,173.12

Finding the Fourth Proportional to 6,989,074.24, 9,643,326.56 and 3,932,173.12

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Solution

The fourth proportional to 6,989,074.24, 9,643,326.56 and 3,932,173.12 is: 5,425,501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,074.24 : 9,643,326.56 = 3,932,173.12 : x
  2. Step 2: Convert to fraction form
    6,989,074.24/9,643,326.56 = 3,932,173.12/x
  3. Step 3: Cross multiply
    6,989,074.24x = 9,643,326.56 × 3,932,173.12
  4. Step 4: Simplify right side
    6,989,074.24x = 37,919,229,486,614.07
  5. Step 5: Solve for x
    x = 37,919,229,486,614.07/6,989,074.24
  6. Step 6: Final answer
    x = 5,425,501.03

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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.