Home / 18,619,465.68-27,930,249.03-5,666,038.50

Finding the Fourth Proportional to 18,619,465.68, 27,930,249.03 and 5,666,038.50

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Solution

The fourth proportional to 18,619,465.68, 27,930,249.03 and 5,666,038.50 is: 8,499,377.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,619,465.68 : 27,930,249.03 = 5,666,038.50 : x
  2. Step 2: Convert to fraction form
    18,619,465.68/27,930,249.03 = 5,666,038.50/x
  3. Step 3: Cross multiply
    18,619,465.68x = 27,930,249.03 × 5,666,038.50
  4. Step 4: Simplify right side
    18,619,465.68x = 158,253,866,318,567.66
  5. Step 5: Solve for x
    x = 158,253,866,318,567.66/18,619,465.68
  6. Step 6: Final answer
    x = 8,499,377.43

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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.