Home / 12,513,283.38-18,763,067.34-3,874,985.73

Finding the Fourth Proportional to 12,513,283.38, 18,763,067.34 and 3,874,985.73

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Solution

The fourth proportional to 12,513,283.38, 18,763,067.34 and 3,874,985.73 is: 5,810,354.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,283.38 : 18,763,067.34 = 3,874,985.73 : x
  2. Step 2: Convert to fraction form
    12,513,283.38/18,763,067.34 = 3,874,985.73/x
  3. Step 3: Cross multiply
    12,513,283.38x = 18,763,067.34 × 3,874,985.73
  4. Step 4: Simplify right side
    12,513,283.38x = 72,706,618,193,529.06
  5. Step 5: Solve for x
    x = 72,706,618,193,529.06/12,513,283.38
  6. Step 6: Final answer
    x = 5,810,354.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.