Home / 8,314,676.90-12,472,015.35-5,477,992.10

Finding the Fourth Proportional to 8,314,676.90, 12,472,015.35 and 5,477,992.10

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Solution

The fourth proportional to 8,314,676.90, 12,472,015.35 and 5,477,992.10 is: 8,216,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314,676.90 : 12,472,015.35 = 5,477,992.10 : x
  2. Step 2: Convert to fraction form
    8,314,676.90/12,472,015.35 = 5,477,992.10/x
  3. Step 3: Cross multiply
    8,314,676.90x = 12,472,015.35 × 5,477,992.10
  4. Step 4: Simplify right side
    8,314,676.90x = 68,321,601,558,378.73
  5. Step 5: Solve for x
    x = 68,321,601,558,378.73/8,314,676.90
  6. Step 6: Final answer
    x = 8,216,988.15

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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.