Home / 12,174,487.50-16,801,320.87-6,741,979.50

Finding the Fourth Proportional to 12,174,487.50, 16,801,320.87 and 6,741,979.50

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Solution

The fourth proportional to 12,174,487.50, 16,801,320.87 and 6,741,979.50 is: 9,304,224.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,174,487.50 : 16,801,320.87 = 6,741,979.50 : x
  2. Step 2: Convert to fraction form
    12,174,487.50/16,801,320.87 = 6,741,979.50/x
  3. Step 3: Cross multiply
    12,174,487.50x = 16,801,320.87 × 6,741,979.50
  4. Step 4: Simplify right side
    12,174,487.50x = 113,274,160,878,462.17
  5. Step 5: Solve for x
    x = 113,274,160,878,462.17/12,174,487.50
  6. Step 6: Final answer
    x = 9,304,224.17

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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.