Home / 65,787,383.48-90,787,664.03-36,017,534.88

Finding the Fourth Proportional to 65,787,383.48, 90,787,664.03 and 36,017,534.88

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Solution

The fourth proportional to 65,787,383.48, 90,787,664.03 and 36,017,534.88 is: 49,704,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,787,383.48 : 90,787,664.03 = 36,017,534.88 : x
  2. Step 2: Convert to fraction form
    65,787,383.48/90,787,664.03 = 36,017,534.88/x
  3. Step 3: Cross multiply
    65,787,383.48x = 90,787,664.03 × 36,017,534.88
  4. Step 4: Simplify right side
    65,787,383.48x = 3,269,947,855,694,159
  5. Step 5: Solve for x
    x = 3,269,947,855,694,159/65,787,383.48
  6. Step 6: Final answer
    x = 49,704,786.59

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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.