Home / 18,412,431.41-27,626,611.51-9,882,803.36

Finding the Fourth Proportional to 18,412,431.41, 27,626,611.51 and 9,882,803.36

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Solution

The fourth proportional to 18,412,431.41, 27,626,611.51 and 9,882,803.36 is: 14,828,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,412,431.41 : 27,626,611.51 = 9,882,803.36 : x
  2. Step 2: Convert to fraction form
    18,412,431.41/27,626,611.51 = 9,882,803.36/x
  3. Step 3: Cross multiply
    18,412,431.41x = 27,626,611.51 × 9,882,803.36
  4. Step 4: Simplify right side
    18,412,431.41x = 273,028,369,056,442.69
  5. Step 5: Solve for x
    x = 273,028,369,056,442.69/18,412,431.41
  6. Step 6: Final answer
    x = 14,828,479.90

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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.