Home / 13,168,791.48-19,755,079.92-4,071,598.68

Finding the Fourth Proportional to 13,168,791.48, 19,755,079.92 and 4,071,598.68

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Solution

The fourth proportional to 13,168,791.48, 19,755,079.92 and 4,071,598.68 is: 6,107,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168,791.48 : 19,755,079.92 = 4,071,598.68 : x
  2. Step 2: Convert to fraction form
    13,168,791.48/19,755,079.92 = 4,071,598.68/x
  3. Step 3: Cross multiply
    13,168,791.48x = 19,755,079.92 × 4,071,598.68
  4. Step 4: Simplify right side
    13,168,791.48x = 80,434,757,325,566.52
  5. Step 5: Solve for x
    x = 80,434,757,325,566.52/13,168,791.48
  6. Step 6: Final answer
    x = 6,107,983.22

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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.