Home / 17,677,812.11-26,508,986.34-8,918,700.26

Finding the Fourth Proportional to 17,677,812.11, 26,508,986.34 and 8,918,700.26

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Solution

The fourth proportional to 17,677,812.11, 26,508,986.34 and 8,918,700.26 is: 13,374,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677,812.11 : 26,508,986.34 = 8,918,700.26 : x
  2. Step 2: Convert to fraction form
    17,677,812.11/26,508,986.34 = 8,918,700.26/x
  3. Step 3: Cross multiply
    17,677,812.11x = 26,508,986.34 × 8,918,700.26
  4. Step 4: Simplify right side
    17,677,812.11x = 236,425,703,346,017.41
  5. Step 5: Solve for x
    x = 236,425,703,346,017.41/17,677,812.11
  6. Step 6: Final answer
    x = 13,374,149.58

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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.