Home / 16,857,128.88-23,262,660.60-9,122,001.84

Finding the Fourth Proportional to 16,857,128.88, 23,262,660.60 and 9,122,001.84

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Solution

The fourth proportional to 16,857,128.88, 23,262,660.60 and 9,122,001.84 is: 12,588,266.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857,128.88 : 23,262,660.60 = 9,122,001.84 : x
  2. Step 2: Convert to fraction form
    16,857,128.88/23,262,660.60 = 9,122,001.84/x
  3. Step 3: Cross multiply
    16,857,128.88x = 23,262,660.60 × 9,122,001.84
  4. Step 4: Simplify right side
    16,857,128.88x = 212,202,032,796,495.50
  5. Step 5: Solve for x
    x = 212,202,032,796,495.50/16,857,128.88
  6. Step 6: Final answer
    x = 12,588,266.62

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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.