Home / 10,868,730.40-16,305,063.90-5,463,778.60

Finding the Fourth Proportional to 10,868,730.40, 16,305,063.90 and 5,463,778.60

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Solution

The fourth proportional to 10,868,730.40, 16,305,063.90 and 5,463,778.60 is: 8,196,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,730.40 : 16,305,063.90 = 5,463,778.60 : x
  2. Step 2: Convert to fraction form
    10,868,730.40/16,305,063.90 = 5,463,778.60/x
  3. Step 3: Cross multiply
    10,868,730.40x = 16,305,063.90 × 5,463,778.60
  4. Step 4: Simplify right side
    10,868,730.40x = 89,087,259,208,452.53
  5. Step 5: Solve for x
    x = 89,087,259,208,452.53/10,868,730.40
  6. Step 6: Final answer
    x = 8,196,657.38

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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.