Home / 7,295,683.53-10,068,257.38-3,988,160.54

Finding the Fourth Proportional to 7,295,683.53, 10,068,257.38 and 3,988,160.54

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Solution

The fourth proportional to 7,295,683.53, 10,068,257.38 and 3,988,160.54 is: 5,503,778.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,295,683.53 : 10,068,257.38 = 3,988,160.54 : x
  2. Step 2: Convert to fraction form
    7,295,683.53/10,068,257.38 = 3,988,160.54/x
  3. Step 3: Cross multiply
    7,295,683.53x = 10,068,257.38 × 3,988,160.54
  4. Step 4: Simplify right side
    7,295,683.53x = 40,153,826,813,937.53
  5. Step 5: Solve for x
    x = 40,153,826,813,937.53/7,295,683.53
  6. Step 6: Final answer
    x = 5,503,778.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.