Home / 18,145,493.40-27,218,240.10-8,048,114.40

Finding the Fourth Proportional to 18,145,493.40, 27,218,240.10 and 8,048,114.40

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Solution

The fourth proportional to 18,145,493.40, 27,218,240.10 and 8,048,114.40 is: 12,072,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,493.40 : 27,218,240.10 = 8,048,114.40 : x
  2. Step 2: Convert to fraction form
    18,145,493.40/27,218,240.10 = 8,048,114.40/x
  3. Step 3: Cross multiply
    18,145,493.40x = 27,218,240.10 × 8,048,114.40
  4. Step 4: Simplify right side
    18,145,493.40x = 219,055,510,091,467.47
  5. Step 5: Solve for x
    x = 219,055,510,091,467.47/18,145,493.40
  6. Step 6: Final answer
    x = 12,072,171.60

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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.