Home / 11,311,914-15,610,310.08-6,155,186.72

Finding the Fourth Proportional to 11,311,914, 15,610,310.08 and 6,155,186.72

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Solution

The fourth proportional to 11,311,914, 15,610,310.08 and 6,155,186.72 is: 8,494,086.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311,914 : 15,610,310.08 = 6,155,186.72 : x
  2. Step 2: Convert to fraction form
    11,311,914/15,610,310.08 = 6,155,186.72/x
  3. Step 3: Cross multiply
    11,311,914x = 15,610,310.08 × 6,155,186.72
  4. Step 4: Simplify right side
    11,311,914x = 96,084,373,299,498.14
  5. Step 5: Solve for x
    x = 96,084,373,299,498.14/11,311,914
  6. Step 6: Final answer
    x = 8,494,086.26

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1.5x scale

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.