Home / 8,826,989.37-12,182,265.89-5,156,823.38

Finding the Fourth Proportional to 8,826,989.37, 12,182,265.89 and 5,156,823.38

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Solution

The fourth proportional to 8,826,989.37, 12,182,265.89 and 5,156,823.38 is: 7,117,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826,989.37 : 12,182,265.89 = 5,156,823.38 : x
  2. Step 2: Convert to fraction form
    8,826,989.37/12,182,265.89 = 5,156,823.38/x
  3. Step 3: Cross multiply
    8,826,989.37x = 12,182,265.89 × 5,156,823.38
  4. Step 4: Simplify right side
    8,826,989.37x = 62,821,793,514,909.23
  5. Step 5: Solve for x
    x = 62,821,793,514,909.23/8,826,989.37
  6. Step 6: Final answer
    x = 7,117,012.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.