Home / 6,639,371.30-9,968,388.15-4,119,947.30

Finding the Fourth Proportional to 6,639,371.30, 9,968,388.15 and 4,119,947.30

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Solution

The fourth proportional to 6,639,371.30, 9,968,388.15 and 4,119,947.30 is: 6,185,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,371.30 : 9,968,388.15 = 4,119,947.30 : x
  2. Step 2: Convert to fraction form
    6,639,371.30/9,968,388.15 = 4,119,947.30/x
  3. Step 3: Cross multiply
    6,639,371.30x = 9,968,388.15 × 4,119,947.30
  4. Step 4: Simplify right side
    6,639,371.30x = 41,069,233,843,944.49
  5. Step 5: Solve for x
    x = 41,069,233,843,944.49/6,639,371.30
  6. Step 6: Final answer
    x = 6,185,711.27

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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.