Home / 17,997,417.40-26,998,494.10-6,645,839.80

Finding the Fourth Proportional to 17,997,417.40, 26,998,494.10 and 6,645,839.80

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Solution

The fourth proportional to 17,997,417.40, 26,998,494.10 and 6,645,839.80 is: 9,969,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997,417.40 : 26,998,494.10 = 6,645,839.80 : x
  2. Step 2: Convert to fraction form
    17,997,417.40/26,998,494.10 = 6,645,839.80/x
  3. Step 3: Cross multiply
    17,997,417.40x = 26,998,494.10 × 6,645,839.80
  4. Step 4: Simplify right side
    17,997,417.40x = 179,427,666,629,845.19
  5. Step 5: Solve for x
    x = 179,427,666,629,845.19/17,997,417.40
  6. Step 6: Final answer
    x = 9,969,634.12

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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.