Home / 6,930,148.84-10,394,429.05-1,813,072.53

Finding the Fourth Proportional to 6,930,148.84, 10,394,429.05 and 1,813,072.53

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Solution

The fourth proportional to 6,930,148.84, 10,394,429.05 and 1,813,072.53 is: 2,719,401.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930,148.84 : 10,394,429.05 = 1,813,072.53 : x
  2. Step 2: Convert to fraction form
    6,930,148.84/10,394,429.05 = 1,813,072.53/x
  3. Step 3: Cross multiply
    6,930,148.84x = 10,394,429.05 × 1,813,072.53
  4. Step 4: Simplify right side
    6,930,148.84x = 18,845,853,816,834.45
  5. Step 5: Solve for x
    x = 18,845,853,816,834.45/6,930,148.84
  6. Step 6: Final answer
    x = 2,719,401.02

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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.