Home / 18,410,586.59-27,616,987.04-5,631,202.01

Finding the Fourth Proportional to 18,410,586.59, 27,616,987.04 and 5,631,202.01

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Solution

The fourth proportional to 18,410,586.59, 27,616,987.04 and 5,631,202.01 is: 8,447,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,410,586.59 : 27,616,987.04 = 5,631,202.01 : x
  2. Step 2: Convert to fraction form
    18,410,586.59/27,616,987.04 = 5,631,202.01/x
  3. Step 3: Cross multiply
    18,410,586.59x = 27,616,987.04 × 5,631,202.01
  4. Step 4: Simplify right side
    18,410,586.59x = 155,516,832,929,791.94
  5. Step 5: Solve for x
    x = 155,516,832,929,791.94/18,410,586.59
  6. Step 6: Final answer
    x = 8,447,141.66

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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.