Home / 12,950,399.00-17,871,607.70-7,149,228.41

Finding the Fourth Proportional to 12,950,399.00, 17,871,607.70 and 7,149,228.41

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Solution

The fourth proportional to 12,950,399.00, 17,871,607.70 and 7,149,228.41 is: 9,865,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,399.00 : 17,871,607.70 = 7,149,228.41 : x
  2. Step 2: Convert to fraction form
    12,950,399.00/17,871,607.70 = 7,149,228.41/x
  3. Step 3: Cross multiply
    12,950,399.00x = 17,871,607.70 × 7,149,228.41
  4. Step 4: Simplify right side
    12,950,399.00x = 127,768,205,563,766.84
  5. Step 5: Solve for x
    x = 127,768,205,563,766.84/12,950,399.00
  6. Step 6: Final answer
    x = 9,865,966.72

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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.