Home / 11,821,218.72-17,736,948.72-6,349,929.42

Finding the Fourth Proportional to 11,821,218.72, 17,736,948.72 and 6,349,929.42

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Solution

The fourth proportional to 11,821,218.72, 17,736,948.72 and 6,349,929.42 is: 9,527,644.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,218.72 : 17,736,948.72 = 6,349,929.42 : x
  2. Step 2: Convert to fraction form
    11,821,218.72/17,736,948.72 = 6,349,929.42/x
  3. Step 3: Cross multiply
    11,821,218.72x = 17,736,948.72 × 6,349,929.42
  4. Step 4: Simplify right side
    11,821,218.72x = 112,628,372,498,159.33
  5. Step 5: Solve for x
    x = 112,628,372,498,159.33/11,821,218.72
  6. Step 6: Final answer
    x = 9,527,644.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.