Home / 9,486,355.96-13,091,175.45-5,135,442.13

Finding the Fourth Proportional to 9,486,355.96, 13,091,175.45 and 5,135,442.13

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Solution

The fourth proportional to 9,486,355.96, 13,091,175.45 and 5,135,442.13 is: 7,086,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,355.96 : 13,091,175.45 = 5,135,442.13 : x
  2. Step 2: Convert to fraction form
    9,486,355.96/13,091,175.45 = 5,135,442.13/x
  3. Step 3: Cross multiply
    9,486,355.96x = 13,091,175.45 × 5,135,442.13
  4. Step 4: Simplify right side
    9,486,355.96x = 67,228,973,879,877.82
  5. Step 5: Solve for x
    x = 67,228,973,879,877.82/9,486,355.96
  6. Step 6: Final answer
    x = 7,086,912.42

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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.