Home / 7,447,188.11-11,187,598.08-4,416,541.78

Finding the Fourth Proportional to 7,447,188.11, 11,187,598.08 and 4,416,541.78

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Solution

The fourth proportional to 7,447,188.11, 11,187,598.08 and 4,416,541.78 is: 6,634,785.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,188.11 : 11,187,598.08 = 4,416,541.78 : x
  2. Step 2: Convert to fraction form
    7,447,188.11/11,187,598.08 = 4,416,541.78/x
  3. Step 3: Cross multiply
    7,447,188.11x = 11,187,598.08 × 4,416,541.78
  4. Step 4: Simplify right side
    7,447,188.11x = 49,410,494,260,147.09
  5. Step 5: Solve for x
    x = 49,410,494,260,147.09/7,447,188.11
  6. Step 6: Final answer
    x = 6,634,785.31

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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.