Home / 7,117,777.40-10,675,629.30-2,068,561.40

Finding the Fourth Proportional to 7,117,777.40, 10,675,629.30 and 2,068,561.40

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Solution

The fourth proportional to 7,117,777.40, 10,675,629.30 and 2,068,561.40 is: 3,102,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,777.40 : 10,675,629.30 = 2,068,561.40 : x
  2. Step 2: Convert to fraction form
    7,117,777.40/10,675,629.30 = 2,068,561.40/x
  3. Step 3: Cross multiply
    7,117,777.40x = 10,675,629.30 × 2,068,561.40
  4. Step 4: Simplify right side
    7,117,777.40x = 22,083,194,690,689.02
  5. Step 5: Solve for x
    x = 22,083,194,690,689.02/7,117,777.40
  6. Step 6: Final answer
    x = 3,102,540.79

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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.