Home / 8,493,785.40-12,740,678.10-2,510,153.40

Finding the Fourth Proportional to 8,493,785.40, 12,740,678.10 and 2,510,153.40

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Solution

The fourth proportional to 8,493,785.40, 12,740,678.10 and 2,510,153.40 is: 3,765,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493,785.40 : 12,740,678.10 = 2,510,153.40 : x
  2. Step 2: Convert to fraction form
    8,493,785.40/12,740,678.10 = 2,510,153.40/x
  3. Step 3: Cross multiply
    8,493,785.40x = 12,740,678.10 × 2,510,153.40
  4. Step 4: Simplify right side
    8,493,785.40x = 31,981,056,451,020.54
  5. Step 5: Solve for x
    x = 31,981,056,451,020.54/8,493,785.40
  6. Step 6: Final answer
    x = 3,765,230.10

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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.