Home / 6,939,581.45-9,576,621.09-3,883,795.70

Finding the Fourth Proportional to 6,939,581.45, 9,576,621.09 and 3,883,795.70

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Solution

The fourth proportional to 6,939,581.45, 9,576,621.09 and 3,883,795.70 is: 5,359,637.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,581.45 : 9,576,621.09 = 3,883,795.70 : x
  2. Step 2: Convert to fraction form
    6,939,581.45/9,576,621.09 = 3,883,795.70/x
  3. Step 3: Cross multiply
    6,939,581.45x = 9,576,621.09 × 3,883,795.70
  4. Step 4: Simplify right side
    6,939,581.45x = 37,193,639,761,988.20
  5. Step 5: Solve for x
    x = 37,193,639,761,988.20/6,939,581.45
  6. Step 6: Final answer
    x = 5,359,637.33

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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.