Home / 7,322,511.80-11,007,387.30-5,207,245.40

Finding the Fourth Proportional to 7,322,511.80, 11,007,387.30 and 5,207,245.40

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Solution

The fourth proportional to 7,322,511.80, 11,007,387.30 and 5,207,245.40 is: 7,827,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,322,511.80 : 11,007,387.30 = 5,207,245.40 : x
  2. Step 2: Convert to fraction form
    7,322,511.80/11,007,387.30 = 5,207,245.40/x
  3. Step 3: Cross multiply
    7,322,511.80x = 11,007,387.30 × 5,207,245.40
  4. Step 4: Simplify right side
    7,322,511.80x = 57,318,166,883,943.43
  5. Step 5: Solve for x
    x = 57,318,166,883,943.43/7,322,511.80
  6. Step 6: Final answer
    x = 7,827,664.67

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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.