Home / 15,689,905.20-23,534,857.80-5,588,881.20

Finding the Fourth Proportional to 15,689,905.20, 23,534,857.80 and 5,588,881.20

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Solution

The fourth proportional to 15,689,905.20, 23,534,857.80 and 5,588,881.20 is: 8,383,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,689,905.20 : 23,534,857.80 = 5,588,881.20 : x
  2. Step 2: Convert to fraction form
    15,689,905.20/23,534,857.80 = 5,588,881.20/x
  3. Step 3: Cross multiply
    15,689,905.20x = 23,534,857.80 × 5,588,881.20
  4. Step 4: Simplify right side
    15,689,905.20x = 131,533,524,303,093.38
  5. Step 5: Solve for x
    x = 131,533,524,303,093.38/15,689,905.20
  6. Step 6: Final answer
    x = 8,383,321.80

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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.