Home / 16,970,343.87-23,419,605.69-9,628,486.05

Finding the Fourth Proportional to 16,970,343.87, 23,419,605.69 and 9,628,486.05

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Solution

The fourth proportional to 16,970,343.87, 23,419,605.69 and 9,628,486.05 is: 13,287,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970,343.87 : 23,419,605.69 = 9,628,486.05 : x
  2. Step 2: Convert to fraction form
    16,970,343.87/23,419,605.69 = 9,628,486.05/x
  3. Step 3: Cross multiply
    16,970,343.87x = 23,419,605.69 × 9,628,486.05
  4. Step 4: Simplify right side
    16,970,343.87x = 225,495,346,682,665.66
  5. Step 5: Solve for x
    x = 225,495,346,682,665.66/16,970,343.87
  6. Step 6: Final answer
    x = 13,287,612.11

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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.