Home / 28,096,604.10-42,144,906.15-18,018,908.10

Finding the Fourth Proportional to 28,096,604.10, 42,144,906.15 and 18,018,908.10

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Solution

The fourth proportional to 28,096,604.10, 42,144,906.15 and 18,018,908.10 is: 27,028,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,096,604.10 : 42,144,906.15 = 18,018,908.10 : x
  2. Step 2: Convert to fraction form
    28,096,604.10/42,144,906.15 = 18,018,908.10/x
  3. Step 3: Cross multiply
    28,096,604.10x = 42,144,906.15 × 18,018,908.10
  4. Step 4: Simplify right side
    28,096,604.10x = 759,405,190,799,974.88
  5. Step 5: Solve for x
    x = 759,405,190,799,974.88/28,096,604.10
  6. Step 6: Final answer
    x = 27,028,362.15

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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.