Home / 13,615,058.20-20,422,587.30-6,896,594.20

Finding the Fourth Proportional to 13,615,058.20, 20,422,587.30 and 6,896,594.20

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Solution

The fourth proportional to 13,615,058.20, 20,422,587.30 and 6,896,594.20 is: 10,344,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,615,058.20 : 20,422,587.30 = 6,896,594.20 : x
  2. Step 2: Convert to fraction form
    13,615,058.20/20,422,587.30 = 6,896,594.20/x
  3. Step 3: Cross multiply
    13,615,058.20x = 20,422,587.30 × 6,896,594.20
  4. Step 4: Simplify right side
    13,615,058.20x = 140,846,297,122,173.66
  5. Step 5: Solve for x
    x = 140,846,297,122,173.66/13,615,058.20
  6. Step 6: Final answer
    x = 10,344,891.30

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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.