Home / 16,512,386.52-24,757,646.79-7,877,819.61

Finding the Fourth Proportional to 16,512,386.52, 24,757,646.79 and 7,877,819.61

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Solution

The fourth proportional to 16,512,386.52, 24,757,646.79 and 7,877,819.61 is: 11,811,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512,386.52 : 24,757,646.79 = 7,877,819.61 : x
  2. Step 2: Convert to fraction form
    16,512,386.52/24,757,646.79 = 7,877,819.61/x
  3. Step 3: Cross multiply
    16,512,386.52x = 24,757,646.79 × 7,877,819.61
  4. Step 4: Simplify right side
    16,512,386.52x = 195,036,275,379,715.56
  5. Step 5: Solve for x
    x = 195,036,275,379,715.56/16,512,386.52
  6. Step 6: Final answer
    x = 11,811,513.44

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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.