Home / 6,488,815.88-9,739,073.90-3,458,705.48

Finding the Fourth Proportional to 6,488,815.88, 9,739,073.90 and 3,458,705.48

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Solution

The fourth proportional to 6,488,815.88, 9,739,073.90 and 3,458,705.48 is: 5,191,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488,815.88 : 9,739,073.90 = 3,458,705.48 : x
  2. Step 2: Convert to fraction form
    6,488,815.88/9,739,073.90 = 3,458,705.48/x
  3. Step 3: Cross multiply
    6,488,815.88x = 9,739,073.90 × 3,458,705.48
  4. Step 4: Simplify right side
    6,488,815.88x = 33,684,588,268,054.97
  5. Step 5: Solve for x
    x = 33,684,588,268,054.97/6,488,815.88
  6. Step 6: Final answer
    x = 5,191,176.46

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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.