Home / 12,650,179.86-17,457,039.81-6,848,915.22

Finding the Fourth Proportional to 12,650,179.86, 17,457,039.81 and 6,848,915.22

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Solution

The fourth proportional to 12,650,179.86, 17,457,039.81 and 6,848,915.22 is: 9,451,390.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,650,179.86 : 17,457,039.81 = 6,848,915.22 : x
  2. Step 2: Convert to fraction form
    12,650,179.86/17,457,039.81 = 6,848,915.22/x
  3. Step 3: Cross multiply
    12,650,179.86x = 17,457,039.81 × 6,848,915.22
  4. Step 4: Simplify right side
    12,650,179.86x = 119,561,785,650,854.89
  5. Step 5: Solve for x
    x = 119,561,785,650,854.89/12,650,179.86
  6. Step 6: Final answer
    x = 9,451,390.18

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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.