Home / 8,489,100.18-11,715,029.13-4,621,648.26

Finding the Fourth Proportional to 8,489,100.18, 11,715,029.13 and 4,621,648.26

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Solution

The fourth proportional to 8,489,100.18, 11,715,029.13 and 4,621,648.26 is: 6,377,913.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,100.18 : 11,715,029.13 = 4,621,648.26 : x
  2. Step 2: Convert to fraction form
    8,489,100.18/11,715,029.13 = 4,621,648.26/x
  3. Step 3: Cross multiply
    8,489,100.18x = 11,715,029.13 × 4,621,648.26
  4. Step 4: Simplify right side
    8,489,100.18x = 54,142,743,994,513.81
  5. Step 5: Solve for x
    x = 54,142,743,994,513.81/8,489,100.18
  6. Step 6: Final answer
    x = 6,377,913.19

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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.