Home / 6,739,679.28-10,111,291.40-2,422,165.68

Finding the Fourth Proportional to 6,739,679.28, 10,111,291.40 and 2,422,165.68

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Solution

The fourth proportional to 6,739,679.28, 10,111,291.40 and 2,422,165.68 is: 3,633,885.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739,679.28 : 10,111,291.40 = 2,422,165.68 : x
  2. Step 2: Convert to fraction form
    6,739,679.28/10,111,291.40 = 2,422,165.68/x
  3. Step 3: Cross multiply
    6,739,679.28x = 10,111,291.40 × 2,422,165.68
  4. Step 4: Simplify right side
    6,739,679.28x = 24,491,223,009,559.16
  5. Step 5: Solve for x
    x = 24,491,223,009,559.16/6,739,679.28
  6. Step 6: Final answer
    x = 3,633,885.53

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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.