Home / 47,888,465.82-66,086,080.30-25,861,963.12

Finding the Fourth Proportional to 47,888,465.82, 66,086,080.30 and 25,861,963.12

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Solution

The fourth proportional to 47,888,465.82, 66,086,080.30 and 25,861,963.12 is: 35,689,507.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,888,465.82 : 66,086,080.30 = 25,861,963.12 : x
  2. Step 2: Convert to fraction form
    47,888,465.82/66,086,080.30 = 25,861,963.12/x
  3. Step 3: Cross multiply
    47,888,465.82x = 66,086,080.30 × 25,861,963.12
  4. Step 4: Simplify right side
    47,888,465.82x = 1,709,115,771,463,958.50
  5. Step 5: Solve for x
    x = 1,709,115,771,463,958.50/47,888,465.82
  6. Step 6: Final answer
    x = 35,689,507.74

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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.