Home / 16,857,218.78-23,262,961.94-9,122,261.10

Finding the Fourth Proportional to 16,857,218.78, 23,262,961.94 and 9,122,261.10

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Solution

The fourth proportional to 16,857,218.78, 23,262,961.94 and 9,122,261.10 is: 12,588,720.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,218.78 : 23,262,961.94 = 9,122,261.10 : x
  2. Step 2: Convert to fraction form
    16,857,218.78/23,262,961.94 = 9,122,261.10/x
  3. Step 3: Cross multiply
    16,857,218.78x = 23,262,961.94 × 9,122,261.10
  4. Step 4: Simplify right side
    16,857,218.78x = 212,210,812,776,042.53
  5. Step 5: Solve for x
    x = 212,210,812,776,042.53/16,857,218.78
  6. Step 6: Final answer
    x = 12,588,720.33

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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.