Home / 18,631,033-27,946,549.52-5,167,861

Finding the Fourth Proportional to 18,631,033, 27,946,549.52 and 5,167,861

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Solution

The fourth proportional to 18,631,033, 27,946,549.52 and 5,167,861 is: 7,751,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,631,033 : 27,946,549.52 = 5,167,861 : x
  2. Step 2: Convert to fraction form
    18,631,033/27,946,549.52 = 5,167,861/x
  3. Step 3: Cross multiply
    18,631,033x = 27,946,549.52 × 5,167,861
  4. Step 4: Simplify right side
    18,631,033x = 144,423,883,348,976.72
  5. Step 5: Solve for x
    x = 144,423,883,348,976.72/18,631,033
  6. Step 6: Final answer
    x = 7,751,791.51

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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.