Home / 42,342,937.92-58,411,709.82-27,667,183.50

Finding the Fourth Proportional to 42,342,937.92, 58,411,709.82 and 27,667,183.50

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Solution

The fourth proportional to 42,342,937.92, 58,411,709.82 and 27,667,183.50 is: 38,166,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,342,937.92 : 58,411,709.82 = 27,667,183.50 : x
  2. Step 2: Convert to fraction form
    42,342,937.92/58,411,709.82 = 27,667,183.50/x
  3. Step 3: Cross multiply
    42,342,937.92x = 58,411,709.82 × 27,667,183.50
  4. Step 4: Simplify right side
    42,342,937.92x = 1,616,087,494,138,692
  5. Step 5: Solve for x
    x = 1,616,087,494,138,692/42,342,937.92
  6. Step 6: Final answer
    x = 38,166,635.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.