Home / 36,870,777.34-50,874,077.28-21,186,771.69

Finding the Fourth Proportional to 36,870,777.34, 50,874,077.28 and 21,186,771.69

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Solution

The fourth proportional to 36,870,777.34, 50,874,077.28 and 21,186,771.69 is: 29,233,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,870,777.34 : 50,874,077.28 = 21,186,771.69 : x
  2. Step 2: Convert to fraction form
    36,870,777.34/50,874,077.28 = 21,186,771.69/x
  3. Step 3: Cross multiply
    36,870,777.34x = 50,874,077.28 × 21,186,771.69
  4. Step 4: Simplify right side
    36,870,777.34x = 1,077,857,460,270,776.25
  5. Step 5: Solve for x
    x = 1,077,857,460,270,776.25/36,870,777.34
  6. Step 6: Final answer
    x = 29,233,380.42

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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.