Home / 17,871,997.80-26,807,996.70-12,833,149.80

Finding the Fourth Proportional to 17,871,997.80, 26,807,996.70 and 12,833,149.80

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Solution

The fourth proportional to 17,871,997.80, 26,807,996.70 and 12,833,149.80 is: 19,249,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,871,997.80 : 26,807,996.70 = 12,833,149.80 : x
  2. Step 2: Convert to fraction form
    17,871,997.80/26,807,996.70 = 12,833,149.80/x
  3. Step 3: Cross multiply
    17,871,997.80x = 26,807,996.70 × 12,833,149.80
  4. Step 4: Simplify right side
    17,871,997.80x = 344,031,037,489,005.69
  5. Step 5: Solve for x
    x = 344,031,037,489,005.69/17,871,997.80
  6. Step 6: Final answer
    x = 19,249,724.70

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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.