Home / 9,579,530.43-13,219,747.68-5,228,616.33

Finding the Fourth Proportional to 9,579,530.43, 13,219,747.68 and 5,228,616.33

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Solution

The fourth proportional to 9,579,530.43, 13,219,747.68 and 5,228,616.33 is: 7,215,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579,530.43 : 13,219,747.68 = 5,228,616.33 : x
  2. Step 2: Convert to fraction form
    9,579,530.43/13,219,747.68 = 5,228,616.33/x
  3. Step 3: Cross multiply
    9,579,530.43x = 13,219,747.68 × 5,228,616.33
  4. Step 4: Simplify right side
    9,579,530.43x = 69,120,988,598,127.62
  5. Step 5: Solve for x
    x = 69,120,988,598,127.62/9,579,530.43
  6. Step 6: Final answer
    x = 7,215,488.18

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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.