Home / 21,937,023.42-30,272,723.53-12,147,257.48

Finding the Fourth Proportional to 21,937,023.42, 30,272,723.53 and 12,147,257.48

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Solution

The fourth proportional to 21,937,023.42, 30,272,723.53 and 12,147,257.48 is: 16,763,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,937,023.42 : 30,272,723.53 = 12,147,257.48 : x
  2. Step 2: Convert to fraction form
    21,937,023.42/30,272,723.53 = 12,147,257.48/x
  3. Step 3: Cross multiply
    21,937,023.42x = 30,272,723.53 × 12,147,257.48
  4. Step 4: Simplify right side
    21,937,023.42x = 367,730,567,339,764.56
  5. Step 5: Solve for x
    x = 367,730,567,339,764.56/21,937,023.42
  6. Step 6: Final answer
    x = 16,763,011.11

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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.