Home / 57,520,549.85-86,251,081.57-21,119,596.97

Finding the Fourth Proportional to 57,520,549.85, 86,251,081.57 and 21,119,596.97

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Solution

The fourth proportional to 57,520,549.85, 86,251,081.57 and 21,119,596.97 is: 31,668,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,520,549.85 : 86,251,081.57 = 21,119,596.97 : x
  2. Step 2: Convert to fraction form
    57,520,549.85/86,251,081.57 = 21,119,596.97/x
  3. Step 3: Cross multiply
    57,520,549.85x = 86,251,081.57 × 21,119,596.97
  4. Step 4: Simplify right side
    57,520,549.85x = 1,821,588,080,500,940.25
  5. Step 5: Solve for x
    x = 1,821,588,080,500,940.25/57,520,549.85
  6. Step 6: Final answer
    x = 31,668,474.75

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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.