Home / 7,019,664.50-9,687,201.11-4,119,103.71

Finding the Fourth Proportional to 7,019,664.50, 9,687,201.11 and 4,119,103.71

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Solution

The fourth proportional to 7,019,664.50, 9,687,201.11 and 4,119,103.71 is: 5,684,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,664.50 : 9,687,201.11 = 4,119,103.71 : x
  2. Step 2: Convert to fraction form
    7,019,664.50/9,687,201.11 = 4,119,103.71/x
  3. Step 3: Cross multiply
    7,019,664.50x = 9,687,201.11 × 4,119,103.71
  4. Step 4: Simplify right side
    7,019,664.50x = 39,902,586,026,568.24
  5. Step 5: Solve for x
    x = 39,902,586,026,568.24/7,019,664.50
  6. Step 6: Final answer
    x = 5,684,400.73

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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.