Home / 12,297,785.20-18,451,926.60-5,904,746.80

Finding the Fourth Proportional to 12,297,785.20, 18,451,926.60 and 5,904,746.80

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Solution

The fourth proportional to 12,297,785.20, 18,451,926.60 and 5,904,746.80 is: 8,859,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297,785.20 : 18,451,926.60 = 5,904,746.80 : x
  2. Step 2: Convert to fraction form
    12,297,785.20/18,451,926.60 = 5,904,746.80/x
  3. Step 3: Cross multiply
    12,297,785.20x = 18,451,926.60 × 5,904,746.80
  4. Step 4: Simplify right side
    12,297,785.20x = 108,953,954,545,184.89
  5. Step 5: Solve for x
    x = 108,953,954,545,184.89/12,297,785.20
  6. Step 6: Final answer
    x = 8,859,640.40

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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.