Home / 14,890,319.76-20,545,453.74-8,692,553.52

Finding the Fourth Proportional to 14,890,319.76, 20,545,453.74 and 8,692,553.52

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Solution

The fourth proportional to 14,890,319.76, 20,545,453.74 and 8,692,553.52 is: 11,993,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,319.76 : 20,545,453.74 = 8,692,553.52 : x
  2. Step 2: Convert to fraction form
    14,890,319.76/20,545,453.74 = 8,692,553.52/x
  3. Step 3: Cross multiply
    14,890,319.76x = 20,545,453.74 × 8,692,553.52
  4. Step 4: Simplify right side
    14,890,319.76x = 178,592,456,227,634.16
  5. Step 5: Solve for x
    x = 178,592,456,227,634.16/14,890,319.76
  6. Step 6: Final answer
    x = 11,993,863.07

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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.