Home / 8,353,480.40-12,530,220.60-6,227,716.40

Finding the Fourth Proportional to 8,353,480.40, 12,530,220.60 and 6,227,716.40

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Solution

The fourth proportional to 8,353,480.40, 12,530,220.60 and 6,227,716.40 is: 9,341,574.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,480.40 : 12,530,220.60 = 6,227,716.40 : x
  2. Step 2: Convert to fraction form
    8,353,480.40/12,530,220.60 = 6,227,716.40/x
  3. Step 3: Cross multiply
    8,353,480.40x = 12,530,220.60 × 6,227,716.40
  4. Step 4: Simplify right side
    8,353,480.40x = 78,034,660,326,237.84
  5. Step 5: Solve for x
    x = 78,034,660,326,237.84/8,353,480.40
  6. Step 6: Final answer
    x = 9,341,574.60

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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.