Home / 12,736,029.40-19,104,044.10-8,201,066.20

Finding the Fourth Proportional to 12,736,029.40, 19,104,044.10 and 8,201,066.20

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Solution

The fourth proportional to 12,736,029.40, 19,104,044.10 and 8,201,066.20 is: 12,301,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,029.40 : 19,104,044.10 = 8,201,066.20 : x
  2. Step 2: Convert to fraction form
    12,736,029.40/19,104,044.10 = 8,201,066.20/x
  3. Step 3: Cross multiply
    12,736,029.40x = 19,104,044.10 × 8,201,066.20
  4. Step 4: Simplify right side
    12,736,029.40x = 156,673,530,351,819.44
  5. Step 5: Solve for x
    x = 156,673,530,351,819.44/12,736,029.40
  6. Step 6: Final answer
    x = 12,301,599.30

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Double scale
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Similar ratio
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1.5x scale

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.