Home / 8,867,961.64-12,238,149.90-5,603,585.14

Finding the Fourth Proportional to 8,867,961.64, 12,238,149.90 and 5,603,585.14

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Solution

The fourth proportional to 8,867,961.64, 12,238,149.90 and 5,603,585.14 is: 7,733,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867,961.64 : 12,238,149.90 = 5,603,585.14 : x
  2. Step 2: Convert to fraction form
    8,867,961.64/12,238,149.90 = 5,603,585.14/x
  3. Step 3: Cross multiply
    8,867,961.64x = 12,238,149.90 × 5,603,585.14
  4. Step 4: Simplify right side
    8,867,961.64x = 68,577,514,920,732.48
  5. Step 5: Solve for x
    x = 68,577,514,920,732.48/8,867,961.64
  6. Step 6: Final answer
    x = 7,733,176.77

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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.