Home / 7,561,011.78-11,338,105.95-2,168,424.18

Finding the Fourth Proportional to 7,561,011.78, 11,338,105.95 and 2,168,424.18

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Solution

The fourth proportional to 7,561,011.78, 11,338,105.95 and 2,168,424.18 is: 3,251,657.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561,011.78 : 11,338,105.95 = 2,168,424.18 : x
  2. Step 2: Convert to fraction form
    7,561,011.78/11,338,105.95 = 2,168,424.18/x
  3. Step 3: Cross multiply
    7,561,011.78x = 11,338,105.95 × 2,168,424.18
  4. Step 4: Simplify right side
    7,561,011.78x = 24,585,823,097,381.87
  5. Step 5: Solve for x
    x = 24,585,823,097,381.87/7,561,011.78
  6. Step 6: Final answer
    x = 3,251,657.82

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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.