Home / 30,270,322.69-41,773,034.32-16,519,286.81

Finding the Fourth Proportional to 30,270,322.69, 41,773,034.32 and 16,519,286.81

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Solution

The fourth proportional to 30,270,322.69, 41,773,034.32 and 16,519,286.81 is: 22,796,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,270,322.69 : 41,773,034.32 = 16,519,286.81 : x
  2. Step 2: Convert to fraction form
    30,270,322.69/41,773,034.32 = 16,519,286.81/x
  3. Step 3: Cross multiply
    30,270,322.69x = 41,773,034.32 × 16,519,286.81
  4. Step 4: Simplify right side
    30,270,322.69x = 690,060,735,012,092.12
  5. Step 5: Solve for x
    x = 690,060,735,012,092.12/30,270,322.69
  6. Step 6: Final answer
    x = 22,796,609.81

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1.5x scale

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.