Home / 55,322,354.56-82,982,392.51-18,436,922.71

Finding the Fourth Proportional to 55,322,354.56, 82,982,392.51 and 18,436,922.71

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Solution

The fourth proportional to 55,322,354.56, 82,982,392.51 and 18,436,922.71 is: 27,655,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,322,354.56 : 82,982,392.51 = 18,436,922.71 : x
  2. Step 2: Convert to fraction form
    55,322,354.56/82,982,392.51 = 18,436,922.71/x
  3. Step 3: Cross multiply
    55,322,354.56x = 82,982,392.51 × 18,436,922.71
  4. Step 4: Simplify right side
    55,322,354.56x = 1,529,939,956,686,569
  5. Step 5: Solve for x
    x = 1,529,939,956,686,569/55,322,354.56
  6. Step 6: Final answer
    x = 27,655,004.36

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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.