Home / 66,167,936.94-99,230,848.18-21,843,969.38

Finding the Fourth Proportional to 66,167,936.94, 99,230,848.18 and 21,843,969.38

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Solution

The fourth proportional to 66,167,936.94, 99,230,848.18 and 21,843,969.38 is: 32,759,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,167,936.94 : 99,230,848.18 = 21,843,969.38 : x
  2. Step 2: Convert to fraction form
    66,167,936.94/99,230,848.18 = 21,843,969.38/x
  3. Step 3: Cross multiply
    66,167,936.94x = 99,230,848.18 × 21,843,969.38
  4. Step 4: Simplify right side
    66,167,936.94x = 2,167,595,609,195,348.75
  5. Step 5: Solve for x
    x = 2,167,595,609,195,348.75/66,167,936.94
  6. Step 6: Final answer
    x = 32,759,002.46

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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.