Home / 8,961,015.50-12,367,134.60-5,523,168.14

Finding the Fourth Proportional to 8,961,015.50, 12,367,134.60 and 5,523,168.14

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Solution

The fourth proportional to 8,961,015.50, 12,367,134.60 and 5,523,168.14 is: 7,622,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961,015.50 : 12,367,134.60 = 5,523,168.14 : x
  2. Step 2: Convert to fraction form
    8,961,015.50/12,367,134.60 = 5,523,168.14/x
  3. Step 3: Cross multiply
    8,961,015.50x = 12,367,134.60 × 5,523,168.14
  4. Step 4: Simplify right side
    8,961,015.50x = 68,305,763,805,811.64
  5. Step 5: Solve for x
    x = 68,305,763,805,811.64/8,961,015.50
  6. Step 6: Final answer
    x = 7,622,547.22

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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.