Home / 12,174,849.86-16,801,564.71-6,947,753.96

Finding the Fourth Proportional to 12,174,849.86, 16,801,564.71 and 6,947,753.96

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Solution

The fourth proportional to 12,174,849.86, 16,801,564.71 and 6,947,753.96 is: 9,588,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,174,849.86 : 16,801,564.71 = 6,947,753.96 : x
  2. Step 2: Convert to fraction form
    12,174,849.86/16,801,564.71 = 6,947,753.96/x
  3. Step 3: Cross multiply
    12,174,849.86x = 16,801,564.71 × 6,947,753.96
  4. Step 4: Simplify right side
    12,174,849.86x = 116,733,137,748,098.75
  5. Step 5: Solve for x
    x = 116,733,137,748,098.75/12,174,849.86
  6. Step 6: Final answer
    x = 9,588,055.63

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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.