Home / 6,765,109.74-10,149,358.05-1,972,799.55

Finding the Fourth Proportional to 6,765,109.74, 10,149,358.05 and 1,972,799.55

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Solution

The fourth proportional to 6,765,109.74, 10,149,358.05 and 1,972,799.55 is: 2,959,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765,109.74 : 10,149,358.05 = 1,972,799.55 : x
  2. Step 2: Convert to fraction form
    6,765,109.74/10,149,358.05 = 1,972,799.55/x
  3. Step 3: Cross multiply
    6,765,109.74x = 10,149,358.05 × 1,972,799.55
  4. Step 4: Simplify right side
    6,765,109.74x = 20,022,648,993,828.88
  5. Step 5: Solve for x
    x = 20,022,648,993,828.88/6,765,109.74
  6. Step 6: Final answer
    x = 2,959,693.16

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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.