Home / 8,445,544.68-12,668,198.58-3,328,019.04

Finding the Fourth Proportional to 8,445,544.68, 12,668,198.58 and 3,328,019.04

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Solution

The fourth proportional to 8,445,544.68, 12,668,198.58 and 3,328,019.04 is: 4,991,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,544.68 : 12,668,198.58 = 3,328,019.04 : x
  2. Step 2: Convert to fraction form
    8,445,544.68/12,668,198.58 = 3,328,019.04/x
  3. Step 3: Cross multiply
    8,445,544.68x = 12,668,198.58 × 3,328,019.04
  4. Step 4: Simplify right side
    8,445,544.68x = 42,160,006,076,740.96
  5. Step 5: Solve for x
    x = 42,160,006,076,740.96/8,445,544.68
  6. Step 6: Final answer
    x = 4,991,981.89

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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.