Home / 13,864,665.84-19,126,791.36-8,971,467.54

Finding the Fourth Proportional to 13,864,665.84, 19,126,791.36 and 8,971,467.54

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Solution

The fourth proportional to 13,864,665.84, 19,126,791.36 and 8,971,467.54 is: 12,376,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,665.84 : 19,126,791.36 = 8,971,467.54 : x
  2. Step 2: Convert to fraction form
    13,864,665.84/19,126,791.36 = 8,971,467.54/x
  3. Step 3: Cross multiply
    13,864,665.84x = 19,126,791.36 × 8,971,467.54
  4. Step 4: Simplify right side
    13,864,665.84x = 171,595,387,830,592.44
  5. Step 5: Solve for x
    x = 171,595,387,830,592.44/13,864,665.84
  6. Step 6: Final answer
    x = 12,376,453.19

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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.