Home / 9,155,364.22-13,787,852.03-8,338,149.12

Finding the Fourth Proportional to 9,155,364.22, 13,787,852.03 and 8,338,149.12

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Solution

The fourth proportional to 9,155,364.22, 13,787,852.03 and 8,338,149.12 is: 12,557,137.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155,364.22 : 13,787,852.03 = 8,338,149.12 : x
  2. Step 2: Convert to fraction form
    9,155,364.22/13,787,852.03 = 8,338,149.12/x
  3. Step 3: Cross multiply
    9,155,364.22x = 13,787,852.03 × 8,338,149.12
  4. Step 4: Simplify right side
    9,155,364.22x = 114,965,166,291,904.66
  5. Step 5: Solve for x
    x = 114,965,166,291,904.66/9,155,364.22
  6. Step 6: Final answer
    x = 12,557,137.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.