Home / 60,667,085.19-90,856,178.51-38,739,544.28

Finding the Fourth Proportional to 60,667,085.19, 90,856,178.51 and 38,739,544.28

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Solution

The fourth proportional to 60,667,085.19, 90,856,178.51 and 38,739,544.28 is: 58,017,076.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,667,085.19 : 90,856,178.51 = 38,739,544.28 : x
  2. Step 2: Convert to fraction form
    60,667,085.19/90,856,178.51 = 38,739,544.28/x
  3. Step 3: Cross multiply
    60,667,085.19x = 90,856,178.51 × 38,739,544.28
  4. Step 4: Simplify right side
    60,667,085.19x = 3,519,726,950,499,729.50
  5. Step 5: Solve for x
    x = 3,519,726,950,499,729.50/60,667,085.19
  6. Step 6: Final answer
    x = 58,017,076.96

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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.