Home / 9,163,424.66-12,644,788.56-5,296,196.30

Finding the Fourth Proportional to 9,163,424.66, 12,644,788.56 and 5,296,196.30

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Solution

The fourth proportional to 9,163,424.66, 12,644,788.56 and 5,296,196.30 is: 7,308,324.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,424.66 : 12,644,788.56 = 5,296,196.30 : x
  2. Step 2: Convert to fraction form
    9,163,424.66/12,644,788.56 = 5,296,196.30/x
  3. Step 3: Cross multiply
    9,163,424.66x = 12,644,788.56 × 5,296,196.30
  4. Step 4: Simplify right side
    9,163,424.66x = 66,969,282,322,530.39
  5. Step 5: Solve for x
    x = 66,969,282,322,530.39/9,163,424.66
  6. Step 6: Final answer
    x = 7,308,324.65

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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.