Home / 8,621,909.40-11,898,522.12-4,701,879.96

Finding the Fourth Proportional to 8,621,909.40, 11,898,522.12 and 4,701,879.96

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Solution

The fourth proportional to 8,621,909.40, 11,898,522.12 and 4,701,879.96 is: 6,488,750.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621,909.40 : 11,898,522.12 = 4,701,879.96 : x
  2. Step 2: Convert to fraction form
    8,621,909.40/11,898,522.12 = 4,701,879.96/x
  3. Step 3: Cross multiply
    8,621,909.40x = 11,898,522.12 × 4,701,879.96
  4. Step 4: Simplify right side
    8,621,909.40x = 55,945,422,709,644.71
  5. Step 5: Solve for x
    x = 55,945,422,709,644.71/8,621,909.40
  6. Step 6: Final answer
    x = 6,488,750.94

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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.