Home / 13,590,656.57-18,755,500.50-7,396,103.00

Finding the Fourth Proportional to 13,590,656.57, 18,755,500.50 and 7,396,103.00

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Solution

The fourth proportional to 13,590,656.57, 18,755,500.50 and 7,396,103.00 is: 10,206,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,590,656.57 : 18,755,500.50 = 7,396,103.00 : x
  2. Step 2: Convert to fraction form
    13,590,656.57/18,755,500.50 = 7,396,103.00/x
  3. Step 3: Cross multiply
    13,590,656.57x = 18,755,500.50 × 7,396,103.00
  4. Step 4: Simplify right side
    13,590,656.57x = 138,717,613,420,774
  5. Step 5: Solve for x
    x = 138,717,613,420,774/13,590,656.57
  6. Step 6: Final answer
    x = 10,206,836.79

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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.