Home / 15,267,219.40-22,900,829.10-13,188,694.60

Finding the Fourth Proportional to 15,267,219.40, 22,900,829.10 and 13,188,694.60

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Solution

The fourth proportional to 15,267,219.40, 22,900,829.10 and 13,188,694.60 is: 19,783,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,267,219.40 : 22,900,829.10 = 13,188,694.60 : x
  2. Step 2: Convert to fraction form
    15,267,219.40/22,900,829.10 = 13,188,694.60/x
  3. Step 3: Cross multiply
    15,267,219.40x = 22,900,829.10 × 13,188,694.60
  4. Step 4: Simplify right side
    15,267,219.40x = 302,032,041,086,692.88
  5. Step 5: Solve for x
    x = 302,032,041,086,692.88/15,267,219.40
  6. Step 6: Final answer
    x = 19,783,041.90

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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.