Home / 7,003,675.56-9,665,220.12-3,947,889

Finding the Fourth Proportional to 7,003,675.56, 9,665,220.12 and 3,947,889

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Solution

The fourth proportional to 7,003,675.56, 9,665,220.12 and 3,947,889 is: 5,448,170.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,675.56 : 9,665,220.12 = 3,947,889 : x
  2. Step 2: Convert to fraction form
    7,003,675.56/9,665,220.12 = 3,947,889/x
  3. Step 3: Cross multiply
    7,003,675.56x = 9,665,220.12 × 3,947,889
  4. Step 4: Simplify right side
    7,003,675.56x = 38,157,216,194,326.68
  5. Step 5: Solve for x
    x = 38,157,216,194,326.68/7,003,675.56
  6. Step 6: Final answer
    x = 5,448,170.16

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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.