Home / 61,813,213.66-85,297,965.06-34,308,976.78

Finding the Fourth Proportional to 61,813,213.66, 85,297,965.06 and 34,308,976.78

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Solution

The fourth proportional to 61,813,213.66, 85,297,965.06 and 34,308,976.78 is: 47,344,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,813,213.66 : 85,297,965.06 = 34,308,976.78 : x
  2. Step 2: Convert to fraction form
    61,813,213.66/85,297,965.06 = 34,308,976.78/x
  3. Step 3: Cross multiply
    61,813,213.66x = 85,297,965.06 × 34,308,976.78
  4. Step 4: Simplify right side
    61,813,213.66x = 2,926,485,902,624,791.50
  5. Step 5: Solve for x
    x = 2,926,485,902,624,791.50/61,813,213.66
  6. Step 6: Final answer
    x = 47,344,018.04

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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.