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Finding the Fourth Proportional to 5,566,230.80, 8,330,683.80 and 4,894,384.40

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Solution

The fourth proportional to 5,566,230.80, 8,330,683.80 and 4,894,384.40 is: 7,325,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566,230.80 : 8,330,683.80 = 4,894,384.40 : x
  2. Step 2: Convert to fraction form
    5,566,230.80/8,330,683.80 = 4,894,384.40/x
  3. Step 3: Cross multiply
    5,566,230.80x = 8,330,683.80 × 4,894,384.40
  4. Step 4: Simplify right side
    5,566,230.80x = 40,773,568,832,052.72
  5. Step 5: Solve for x
    x = 40,773,568,832,052.72/5,566,230.80
  6. Step 6: Final answer
    x = 7,325,166.76

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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.