Home / 18,745,876.36-25,871,257.74-10,798,692.94

Finding the Fourth Proportional to 18,745,876.36, 25,871,257.74 and 10,798,692.94

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Solution

The fourth proportional to 18,745,876.36, 25,871,257.74 and 10,798,692.94 is: 14,903,318.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,745,876.36 : 25,871,257.74 = 10,798,692.94 : x
  2. Step 2: Convert to fraction form
    18,745,876.36/25,871,257.74 = 10,798,692.94/x
  3. Step 3: Cross multiply
    18,745,876.36x = 25,871,257.74 × 10,798,692.94
  4. Step 4: Simplify right side
    18,745,876.36x = 279,375,768,305,858.31
  5. Step 5: Solve for x
    x = 279,375,768,305,858.31/18,745,876.36
  6. Step 6: Final answer
    x = 14,903,318.63

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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.