Home / 8,294,680-12,442,020.16-1,990,936

Finding the Fourth Proportional to 8,294,680, 12,442,020.16 and 1,990,936

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Solution

The fourth proportional to 8,294,680, 12,442,020.16 and 1,990,936 is: 2,986,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294,680 : 12,442,020.16 = 1,990,936 : x
  2. Step 2: Convert to fraction form
    8,294,680/12,442,020.16 = 1,990,936/x
  3. Step 3: Cross multiply
    8,294,680x = 12,442,020.16 × 1,990,936
  4. Step 4: Simplify right side
    8,294,680x = 24,771,265,849,269.76
  5. Step 5: Solve for x
    x = 24,771,265,849,269.76/8,294,680
  6. Step 6: Final answer
    x = 2,986,404.04

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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.