Home / 6,930,119.09-10,394,384.40-1,813,042.77

Finding the Fourth Proportional to 6,930,119.09, 10,394,384.40 and 1,813,042.77

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Solution

The fourth proportional to 6,930,119.09, 10,394,384.40 and 1,813,042.77 is: 2,719,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930,119.09 : 10,394,384.40 = 1,813,042.77 : x
  2. Step 2: Convert to fraction form
    6,930,119.09/10,394,384.40 = 1,813,042.77/x
  3. Step 3: Cross multiply
    6,930,119.09x = 10,394,384.40 × 1,813,042.77
  4. Step 4: Simplify right side
    6,930,119.09x = 18,845,463,485,020.79
  5. Step 5: Solve for x
    x = 18,845,463,485,020.79/6,930,119.09
  6. Step 6: Final answer
    x = 2,719,356.37

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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.