Home / 13,310,094.84-18,367,930.86-7,198,523.34

Finding the Fourth Proportional to 13,310,094.84, 18,367,930.86 and 7,198,523.34

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Solution

The fourth proportional to 13,310,094.84, 18,367,930.86 and 7,198,523.34 is: 9,933,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310,094.84 : 18,367,930.86 = 7,198,523.34 : x
  2. Step 2: Convert to fraction form
    13,310,094.84/18,367,930.86 = 7,198,523.34/x
  3. Step 3: Cross multiply
    13,310,094.84x = 18,367,930.86 × 7,198,523.34
  4. Step 4: Simplify right side
    13,310,094.84x = 132,221,979,003,216.27
  5. Step 5: Solve for x
    x = 132,221,979,003,216.27/13,310,094.84
  6. Step 6: Final answer
    x = 9,933,962.20

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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.