Home / 65,726,454.96-90,694,605.78-37,858,228.64

Finding the Fourth Proportional to 65,726,454.96, 90,694,605.78 and 37,858,228.64

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Solution

The fourth proportional to 65,726,454.96, 90,694,605.78 and 37,858,228.64 is: 52,239,803.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726,454.96 : 90,694,605.78 = 37,858,228.64 : x
  2. Step 2: Convert to fraction form
    65,726,454.96/90,694,605.78 = 37,858,228.64/x
  3. Step 3: Cross multiply
    65,726,454.96x = 90,694,605.78 × 37,858,228.64
  4. Step 4: Simplify right side
    65,726,454.96x = 3,433,537,122,033,905.50
  5. Step 5: Solve for x
    x = 3,433,537,122,033,905.50/65,726,454.96
  6. Step 6: Final answer
    x = 52,239,803.96

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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.