Home / 89,686,469.84-123,767,327.64-48,433,358.56

Finding the Fourth Proportional to 89,686,469.84, 123,767,327.64 and 48,433,358.56

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Solution

The fourth proportional to 89,686,469.84, 123,767,327.64 and 48,433,358.56 is: 66,838,034.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,686,469.84 : 123,767,327.64 = 48,433,358.56 : x
  2. Step 2: Convert to fraction form
    89,686,469.84/123,767,327.64 = 48,433,358.56/x
  3. Step 3: Cross multiply
    89,686,469.84x = 123,767,327.64 × 48,433,358.56
  4. Step 4: Simplify right side
    89,686,469.84x = 5,994,467,357,601,119
  5. Step 5: Solve for x
    x = 5,994,467,357,601,119/89,686,469.84
  6. Step 6: Final answer
    x = 66,838,034.41

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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.