Home / 8,194,329.20-12,291,493.80-3,932,303.60

Finding the Fourth Proportional to 8,194,329.20, 12,291,493.80 and 3,932,303.60

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Solution

The fourth proportional to 8,194,329.20, 12,291,493.80 and 3,932,303.60 is: 5,898,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,329.20 : 12,291,493.80 = 3,932,303.60 : x
  2. Step 2: Convert to fraction form
    8,194,329.20/12,291,493.80 = 3,932,303.60/x
  3. Step 3: Cross multiply
    8,194,329.20x = 12,291,493.80 × 3,932,303.60
  4. Step 4: Simplify right side
    8,194,329.20x = 48,333,885,319,117.69
  5. Step 5: Solve for x
    x = 48,333,885,319,117.69/8,194,329.20
  6. Step 6: Final answer
    x = 5,898,455.40

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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.