Home / 16,835,840.07-23,231,725.56-12,427,910.79

Finding the Fourth Proportional to 16,835,840.07, 23,231,725.56 and 12,427,910.79

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Solution

The fourth proportional to 16,835,840.07, 23,231,725.56 and 12,427,910.79 is: 17,149,237.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835,840.07 : 23,231,725.56 = 12,427,910.79 : x
  2. Step 2: Convert to fraction form
    16,835,840.07/23,231,725.56 = 12,427,910.79/x
  3. Step 3: Cross multiply
    16,835,840.07x = 23,231,725.56 × 12,427,910.79
  4. Step 4: Simplify right side
    16,835,840.07x = 288,721,812,757,442.75
  5. Step 5: Solve for x
    x = 288,721,812,757,442.75/16,835,840.07
  6. Step 6: Final answer
    x = 17,149,237.08

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1.5x scale

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.