Home / 19,976,247.03-27,559,599.19-12,132,800.66

Finding the Fourth Proportional to 19,976,247.03, 27,559,599.19 and 12,132,800.66

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Solution

The fourth proportional to 19,976,247.03, 27,559,599.19 and 12,132,800.66 is: 16,738,635.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976,247.03 : 27,559,599.19 = 12,132,800.66 : x
  2. Step 2: Convert to fraction form
    19,976,247.03/27,559,599.19 = 12,132,800.66/x
  3. Step 3: Cross multiply
    19,976,247.03x = 27,559,599.19 × 12,132,800.66
  4. Step 4: Simplify right side
    19,976,247.03x = 334,375,123,103,969.44
  5. Step 5: Solve for x
    x = 334,375,123,103,969.44/19,976,247.03
  6. Step 6: Final answer
    x = 16,738,635.77

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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.