Home / 6,930,149.84-10,394,430.55-1,813,073.53

Finding the Fourth Proportional to 6,930,149.84, 10,394,430.55 and 1,813,073.53

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Solution

The fourth proportional to 6,930,149.84, 10,394,430.55 and 1,813,073.53 is: 2,719,402.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930,149.84 : 10,394,430.55 = 1,813,073.53 : x
  2. Step 2: Convert to fraction form
    6,930,149.84/10,394,430.55 = 1,813,073.53/x
  3. Step 3: Cross multiply
    6,930,149.84x = 10,394,430.55 × 1,813,073.53
  4. Step 4: Simplify right side
    6,930,149.84x = 18,845,866,889,628.34
  5. Step 5: Solve for x
    x = 18,845,866,889,628.34/6,930,149.84
  6. Step 6: Final answer
    x = 2,719,402.51

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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.