Home / 12,500,460.30-18,844,383.98-11,667,177.45

Finding the Fourth Proportional to 12,500,460.30, 18,844,383.98 and 11,667,177.45

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Solution

The fourth proportional to 12,500,460.30, 18,844,383.98 and 11,667,177.45 is: 17,588,214.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,460.30 : 18,844,383.98 = 11,667,177.45 : x
  2. Step 2: Convert to fraction form
    12,500,460.30/18,844,383.98 = 11,667,177.45/x
  3. Step 3: Cross multiply
    12,500,460.30x = 18,844,383.98 × 11,667,177.45
  4. Step 4: Simplify right side
    12,500,460.30x = 219,860,771,772,261.38
  5. Step 5: Solve for x
    x = 219,860,771,772,261.38/12,500,460.30
  6. Step 6: Final answer
    x = 17,588,214.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.