Home / 6,989,453.04-9,643,849.56-3,932,551.92

Finding the Fourth Proportional to 6,989,453.04, 9,643,849.56 and 3,932,551.92

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Solution

The fourth proportional to 6,989,453.04, 9,643,849.56 and 3,932,551.92 is: 5,426,023.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,453.04 : 9,643,849.56 = 3,932,551.92 : x
  2. Step 2: Convert to fraction form
    6,989,453.04/9,643,849.56 = 3,932,551.92/x
  3. Step 3: Cross multiply
    6,989,453.04x = 9,643,849.56 × 3,932,551.92
  4. Step 4: Simplify right side
    6,989,453.04x = 37,924,939,103,369.16
  5. Step 5: Solve for x
    x = 37,924,939,103,369.16/6,989,453.04
  6. Step 6: Final answer
    x = 5,426,023.88

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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.