Home / 53,284,272.12-73,532,511.18-28,837,979.64

Finding the Fourth Proportional to 53,284,272.12, 73,532,511.18 and 28,837,979.64

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Solution

The fourth proportional to 53,284,272.12, 73,532,511.18 and 28,837,979.64 is: 39,796,528.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,284,272.12 : 73,532,511.18 = 28,837,979.64 : x
  2. Step 2: Convert to fraction form
    53,284,272.12/73,532,511.18 = 28,837,979.64/x
  3. Step 3: Cross multiply
    53,284,272.12x = 73,532,511.18 × 28,837,979.64
  4. Step 4: Simplify right side
    53,284,272.12x = 2,120,529,060,286,912.75
  5. Step 5: Solve for x
    x = 2,120,529,060,286,912.75/53,284,272.12
  6. Step 6: Final answer
    x = 39,796,528.62

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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.