Home / 45,094,813.11-67,650,646.05-20,504,545.56

Finding the Fourth Proportional to 45,094,813.11, 67,650,646.05 and 20,504,545.56

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Solution

The fourth proportional to 45,094,813.11, 67,650,646.05 and 20,504,545.56 is: 30,760,649.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,094,813.11 : 67,650,646.05 = 20,504,545.56 : x
  2. Step 2: Convert to fraction form
    45,094,813.11/67,650,646.05 = 20,504,545.56/x
  3. Step 3: Cross multiply
    45,094,813.11x = 67,650,646.05 × 20,504,545.56
  4. Step 4: Simplify right side
    45,094,813.11x = 1,387,145,754,095,659
  5. Step 5: Solve for x
    x = 1,387,145,754,095,659/45,094,813.11
  6. Step 6: Final answer
    x = 30,760,649.80

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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.