Home / 47,913,803.82-66,121,049.31-27,289,169.10

Finding the Fourth Proportional to 47,913,803.82, 66,121,049.31 and 27,289,169.10

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Solution

The fourth proportional to 47,913,803.82, 66,121,049.31 and 27,289,169.10 is: 37,659,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,913,803.82 : 66,121,049.31 = 27,289,169.10 : x
  2. Step 2: Convert to fraction form
    47,913,803.82/66,121,049.31 = 27,289,169.10/x
  3. Step 3: Cross multiply
    47,913,803.82x = 66,121,049.31 × 27,289,169.10
  4. Step 4: Simplify right side
    47,913,803.82x = 1,804,388,495,690,028.50
  5. Step 5: Solve for x
    x = 1,804,388,495,690,028.50/47,913,803.82
  6. Step 6: Final answer
    x = 37,659,053.38

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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.