Home / 66,237,293.60-91,407,469.38-36,867,993.92

Finding the Fourth Proportional to 66,237,293.60, 91,407,469.38 and 36,867,993.92

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Solution

The fourth proportional to 66,237,293.60, 91,407,469.38 and 36,867,993.92 is: 50,877,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,237,293.60 : 91,407,469.38 = 36,867,993.92 : x
  2. Step 2: Convert to fraction form
    66,237,293.60/91,407,469.38 = 36,867,993.92/x
  3. Step 3: Cross multiply
    66,237,293.60x = 91,407,469.38 × 36,867,993.92
  4. Step 4: Simplify right side
    66,237,293.60x = 3,370,010,025,344,426
  5. Step 5: Solve for x
    x = 3,370,010,025,344,426/66,237,293.60
  6. Step 6: Final answer
    x = 50,877,833.95

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1.5x scale

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.