Home / 17,178,579.09-23,706,892.77-9,338,618.76

Finding the Fourth Proportional to 17,178,579.09, 23,706,892.77 and 9,338,618.76

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Solution

The fourth proportional to 17,178,579.09, 23,706,892.77 and 9,338,618.76 is: 12,887,540.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178,579.09 : 23,706,892.77 = 9,338,618.76 : x
  2. Step 2: Convert to fraction form
    17,178,579.09/23,706,892.77 = 9,338,618.76/x
  3. Step 3: Cross multiply
    17,178,579.09x = 23,706,892.77 × 9,338,618.76
  4. Step 4: Simplify right side
    17,178,579.09x = 221,389,633,563,230.34
  5. Step 5: Solve for x
    x = 221,389,633,563,230.34/17,178,579.09
  6. Step 6: Final answer
    x = 12,887,540.49

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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.