Home / 38,758,314.78-58,082,629.41-21,494,108.84

Finding the Fourth Proportional to 38,758,314.78, 58,082,629.41 and 21,494,108.84

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Solution

The fourth proportional to 38,758,314.78, 58,082,629.41 and 21,494,108.84 is: 32,210,749.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,758,314.78 : 58,082,629.41 = 21,494,108.84 : x
  2. Step 2: Convert to fraction form
    38,758,314.78/58,082,629.41 = 21,494,108.84/x
  3. Step 3: Cross multiply
    38,758,314.78x = 58,082,629.41 × 21,494,108.84
  4. Step 4: Simplify right side
    38,758,314.78x = 1,248,434,357,961,511.75
  5. Step 5: Solve for x
    x = 1,248,434,357,961,511.75/38,758,314.78
  6. Step 6: Final answer
    x = 32,210,749.23

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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.