Home / 10,872,328.62-16,286,721.35-6,551,975.73

Finding the Fourth Proportional to 10,872,328.62, 16,286,721.35 and 6,551,975.73

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Solution

The fourth proportional to 10,872,328.62, 16,286,721.35 and 6,551,975.73 is: 9,814,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,328.62 : 16,286,721.35 = 6,551,975.73 : x
  2. Step 2: Convert to fraction form
    10,872,328.62/16,286,721.35 = 6,551,975.73/x
  3. Step 3: Cross multiply
    10,872,328.62x = 16,286,721.35 × 6,551,975.73
  4. Step 4: Simplify right side
    10,872,328.62x = 106,710,202,973,712.97
  5. Step 5: Solve for x
    x = 106,710,202,973,712.97/10,872,328.62
  6. Step 6: Final answer
    x = 9,814,843.42

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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.