Home / 66,229,392.66-91,394,948.83-36,459,798.76

Finding the Fourth Proportional to 66,229,392.66, 91,394,948.83 and 36,459,798.76

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Solution

The fourth proportional to 66,229,392.66, 91,394,948.83 and 36,459,798.76 is: 50,313,634.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,229,392.66 : 91,394,948.83 = 36,459,798.76 : x
  2. Step 2: Convert to fraction form
    66,229,392.66/91,394,948.83 = 36,459,798.76/x
  3. Step 3: Cross multiply
    66,229,392.66x = 91,394,948.83 × 36,459,798.76
  4. Step 4: Simplify right side
    66,229,392.66x = 3,332,241,442,022,297
  5. Step 5: Solve for x
    x = 3,332,241,442,022,297/66,229,392.66
  6. Step 6: Final answer
    x = 50,313,634.30

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Double scale
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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.