Home / 9,644,905.45-13,321,016.13-6,351,920.11

Finding the Fourth Proportional to 9,644,905.45, 13,321,016.13 and 6,351,920.11

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Solution

The fourth proportional to 9,644,905.45, 13,321,016.13 and 6,351,920.11 is: 8,772,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,644,905.45 : 13,321,016.13 = 6,351,920.11 : x
  2. Step 2: Convert to fraction form
    9,644,905.45/13,321,016.13 = 6,351,920.11/x
  3. Step 3: Cross multiply
    9,644,905.45x = 13,321,016.13 × 6,351,920.11
  4. Step 4: Simplify right side
    9,644,905.45x = 84,614,030,241,781.39
  5. Step 5: Solve for x
    x = 84,614,030,241,781.39/9,644,905.45
  6. Step 6: Final answer
    x = 8,772,924.80

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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.