Home / 8,313,336.80-12,470,005.20-8,064,504.80

Finding the Fourth Proportional to 8,313,336.80, 12,470,005.20 and 8,064,504.80

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Solution

The fourth proportional to 8,313,336.80, 12,470,005.20 and 8,064,504.80 is: 12,096,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,336.80 : 12,470,005.20 = 8,064,504.80 : x
  2. Step 2: Convert to fraction form
    8,313,336.80/12,470,005.20 = 8,064,504.80/x
  3. Step 3: Cross multiply
    8,313,336.80x = 12,470,005.20 × 8,064,504.80
  4. Step 4: Simplify right side
    8,313,336.80x = 100,564,416,791,424.95
  5. Step 5: Solve for x
    x = 100,564,416,791,424.95/8,313,336.80
  6. Step 6: Final answer
    x = 12,096,757.20

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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.