Home / 12,305,821.14-16,933,022.67-11,931,404.34

Finding the Fourth Proportional to 12,305,821.14, 16,933,022.67 and 11,931,404.34

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Solution

The fourth proportional to 12,305,821.14, 16,933,022.67 and 11,931,404.34 is: 16,417,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,821.14 : 16,933,022.67 = 11,931,404.34 : x
  2. Step 2: Convert to fraction form
    12,305,821.14/16,933,022.67 = 11,931,404.34/x
  3. Step 3: Cross multiply
    12,305,821.14x = 16,933,022.67 × 11,931,404.34
  4. Step 4: Simplify right side
    12,305,821.14x = 202,034,740,174,156.41
  5. Step 5: Solve for x
    x = 202,034,740,174,156.41/12,305,821.14
  6. Step 6: Final answer
    x = 16,417,818.68

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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.