Home / 13,206,773.52-19,778,164.47-6,712,768.62

Finding the Fourth Proportional to 13,206,773.52, 19,778,164.47 and 6,712,768.62

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Solution

The fourth proportional to 13,206,773.52, 19,778,164.47 and 6,712,768.62 is: 10,052,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206,773.52 : 19,778,164.47 = 6,712,768.62 : x
  2. Step 2: Convert to fraction form
    13,206,773.52/19,778,164.47 = 6,712,768.62/x
  3. Step 3: Cross multiply
    13,206,773.52x = 19,778,164.47 × 6,712,768.62
  4. Step 4: Simplify right side
    13,206,773.52x = 132,766,241,815,414.92
  5. Step 5: Solve for x
    x = 132,766,241,815,414.92/13,206,773.52
  6. Step 6: Final answer
    x = 10,052,890.03

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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.