Home / 36,870,776.34-50,874,075.90-21,186,770.69

Finding the Fourth Proportional to 36,870,776.34, 50,874,075.90 and 21,186,770.69

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Solution

The fourth proportional to 36,870,776.34, 50,874,075.90 and 21,186,770.69 is: 29,233,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,870,776.34 : 50,874,075.90 = 21,186,770.69 : x
  2. Step 2: Convert to fraction form
    36,870,776.34/50,874,075.90 = 21,186,770.69/x
  3. Step 3: Cross multiply
    36,870,776.34x = 50,874,075.90 × 21,186,770.69
  4. Step 4: Simplify right side
    36,870,776.34x = 1,077,857,380,265,557.62
  5. Step 5: Solve for x
    x = 1,077,857,380,265,557.62/36,870,776.34
  6. Step 6: Final answer
    x = 29,233,379.04

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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.