Home / 6,401,320.74-9,588,299.40-5,181,630.84

Finding the Fourth Proportional to 6,401,320.74, 9,588,299.40 and 5,181,630.84

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Solution

The fourth proportional to 6,401,320.74, 9,588,299.40 and 5,181,630.84 is: 7,761,371.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,401,320.74 : 9,588,299.40 = 5,181,630.84 : x
  2. Step 2: Convert to fraction form
    6,401,320.74/9,588,299.40 = 5,181,630.84/x
  3. Step 3: Cross multiply
    6,401,320.74x = 9,588,299.40 × 5,181,630.84
  4. Step 4: Simplify right side
    6,401,320.74x = 49,683,027,874,193.50
  5. Step 5: Solve for x
    x = 49,683,027,874,193.50/6,401,320.74
  6. Step 6: Final answer
    x = 7,761,371.43

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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.