Home / 7,115,796-10,662,516.72-5,500,522.80

Finding the Fourth Proportional to 7,115,796, 10,662,516.72 and 5,500,522.80

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Solution

The fourth proportional to 7,115,796, 10,662,516.72 and 5,500,522.80 is: 8,242,144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,796 : 10,662,516.72 = 5,500,522.80 : x
  2. Step 2: Convert to fraction form
    7,115,796/10,662,516.72 = 5,500,522.80/x
  3. Step 3: Cross multiply
    7,115,796x = 10,662,516.72 × 5,500,522.80
  4. Step 4: Simplify right side
    7,115,796x = 58,649,416,323,741.22
  5. Step 5: Solve for x
    x = 58,649,416,323,741.22/7,115,796
  6. Step 6: Final answer
    x = 8,242,144.14

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1.5x scale

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.