Home / 13,652,282.49-20,481,478.25-5,132,692.77

Finding the Fourth Proportional to 13,652,282.49, 20,481,478.25 and 5,132,692.77

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Solution

The fourth proportional to 13,652,282.49, 20,481,478.25 and 5,132,692.77 is: 7,700,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652,282.49 : 20,481,478.25 = 5,132,692.77 : x
  2. Step 2: Convert to fraction form
    13,652,282.49/20,481,478.25 = 5,132,692.77/x
  3. Step 3: Cross multiply
    13,652,282.49x = 20,481,478.25 × 5,132,692.77
  4. Step 4: Simplify right side
    13,652,282.49x = 105,125,135,307,023.78
  5. Step 5: Solve for x
    x = 105,125,135,307,023.78/13,652,282.49
  6. Step 6: Final answer
    x = 7,700,187.52

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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.