Home / 13,746,461.80-20,619,692.70-9,694,388.20

Finding the Fourth Proportional to 13,746,461.80, 20,619,692.70 and 9,694,388.20

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Solution

The fourth proportional to 13,746,461.80, 20,619,692.70 and 9,694,388.20 is: 14,541,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746,461.80 : 20,619,692.70 = 9,694,388.20 : x
  2. Step 2: Convert to fraction form
    13,746,461.80/20,619,692.70 = 9,694,388.20/x
  3. Step 3: Cross multiply
    13,746,461.80x = 20,619,692.70 × 9,694,388.20
  4. Step 4: Simplify right side
    13,746,461.80x = 199,895,305,598,506.12
  5. Step 5: Solve for x
    x = 199,895,305,598,506.12/13,746,461.80
  6. Step 6: Final answer
    x = 14,541,582.30

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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.