Home / 20,534,956.01-28,339,813.17-11,714,601.49

Finding the Fourth Proportional to 20,534,956.01, 28,339,813.17 and 11,714,601.49

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Solution

The fourth proportional to 20,534,956.01, 28,339,813.17 and 11,714,601.49 is: 16,167,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,534,956.01 : 28,339,813.17 = 11,714,601.49 : x
  2. Step 2: Convert to fraction form
    20,534,956.01/28,339,813.17 = 11,714,601.49/x
  3. Step 3: Cross multiply
    20,534,956.01x = 28,339,813.17 × 11,714,601.49
  4. Step 4: Simplify right side
    20,534,956.01x = 331,989,617,445,904.56
  5. Step 5: Solve for x
    x = 331,989,617,445,904.56/20,534,956.01
  6. Step 6: Final answer
    x = 16,167,047.90

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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.