Home / 10,889,956.38-15,029,018.39-6,244,173.69

Finding the Fourth Proportional to 10,889,956.38, 15,029,018.39 and 6,244,173.69

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Solution

The fourth proportional to 10,889,956.38, 15,029,018.39 and 6,244,173.69 is: 8,617,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,956.38 : 15,029,018.39 = 6,244,173.69 : x
  2. Step 2: Convert to fraction form
    10,889,956.38/15,029,018.39 = 6,244,173.69/x
  3. Step 3: Cross multiply
    10,889,956.38x = 15,029,018.39 × 6,244,173.69
  4. Step 4: Simplify right side
    10,889,956.38x = 93,843,801,217,364.17
  5. Step 5: Solve for x
    x = 93,843,801,217,364.17/10,889,956.38
  6. Step 6: Final answer
    x = 8,617,463.46

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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.