Home / 6,740,993.28-10,110,010.05-1,947,639.68

Finding the Fourth Proportional to 6,740,993.28, 10,110,010.05 and 1,947,639.68

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Solution

The fourth proportional to 6,740,993.28, 10,110,010.05 and 1,947,639.68 is: 2,921,031.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,993.28 : 10,110,010.05 = 1,947,639.68 : x
  2. Step 2: Convert to fraction form
    6,740,993.28/10,110,010.05 = 1,947,639.68/x
  3. Step 3: Cross multiply
    6,740,993.28x = 10,110,010.05 × 1,947,639.68
  4. Step 4: Simplify right side
    6,740,993.28x = 19,690,656,688,028.73
  5. Step 5: Solve for x
    x = 19,690,656,688,028.73/6,740,993.28
  6. Step 6: Final answer
    x = 2,921,031.94

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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.