Home / 54,404,604.10-81,606,906.15-18,018,610.30

Finding the Fourth Proportional to 54,404,604.10, 81,606,906.15 and 18,018,610.30

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Solution

The fourth proportional to 54,404,604.10, 81,606,906.15 and 18,018,610.30 is: 27,027,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,604.10 : 81,606,906.15 = 18,018,610.30 : x
  2. Step 2: Convert to fraction form
    54,404,604.10/81,606,906.15 = 18,018,610.30/x
  3. Step 3: Cross multiply
    54,404,604.10x = 81,606,906.15 × 18,018,610.30
  4. Step 4: Simplify right side
    54,404,604.10x = 1,470,443,039,705,523.50
  5. Step 5: Solve for x
    x = 1,470,443,039,705,523.50/54,404,604.10
  6. Step 6: Final answer
    x = 27,027,915.45

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1.5x scale

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.