Home / 66,508,936.40-99,713,638.20-36,250,965.20

Finding the Fourth Proportional to 66,508,936.40, 99,713,638.20 and 36,250,965.20

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Solution

The fourth proportional to 66,508,936.40, 99,713,638.20 and 36,250,965.20 is: 54,349,322.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508,936.40 : 99,713,638.20 = 36,250,965.20 : x
  2. Step 2: Convert to fraction form
    66,508,936.40/99,713,638.20 = 36,250,965.20/x
  3. Step 3: Cross multiply
    66,508,936.40x = 99,713,638.20 × 36,250,965.20
  4. Step 4: Simplify right side
    66,508,936.40x = 3,614,715,628,353,591
  5. Step 5: Solve for x
    x = 3,614,715,628,353,591/66,508,936.40
  6. Step 6: Final answer
    x = 54,349,322.42

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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.