Home / 8,621,876.72-11,898,477.11-4,701,847.30

Finding the Fourth Proportional to 8,621,876.72, 11,898,477.11 and 4,701,847.30

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Solution

The fourth proportional to 8,621,876.72, 11,898,477.11 and 4,701,847.30 is: 6,488,705.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621,876.72 : 11,898,477.11 = 4,701,847.30 : x
  2. Step 2: Convert to fraction form
    8,621,876.72/11,898,477.11 = 4,701,847.30/x
  3. Step 3: Cross multiply
    8,621,876.72x = 11,898,477.11 × 4,701,847.30
  4. Step 4: Simplify right side
    8,621,876.72x = 55,944,822,455,773.73
  5. Step 5: Solve for x
    x = 55,944,822,455,773.73/8,621,876.72
  6. Step 6: Final answer
    x = 6,488,705.91

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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.