Home / 17,645,318.78-26,467,998.98-5,514,845.81

Finding the Fourth Proportional to 17,645,318.78, 26,467,998.98 and 5,514,845.81

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Solution

The fourth proportional to 17,645,318.78, 26,467,998.98 and 5,514,845.81 is: 8,272,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,645,318.78 : 26,467,998.98 = 5,514,845.81 : x
  2. Step 2: Convert to fraction form
    17,645,318.78/26,467,998.98 = 5,514,845.81/x
  3. Step 3: Cross multiply
    17,645,318.78x = 26,467,998.98 × 5,514,845.81
  4. Step 4: Simplify right side
    17,645,318.78x = 145,966,933,155,384.41
  5. Step 5: Solve for x
    x = 145,966,933,155,384.41/17,645,318.78
  6. Step 6: Final answer
    x = 8,272,275.21

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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.