Home / 14,648,994.50-20,213,449.41-8,122,671.44

Finding the Fourth Proportional to 14,648,994.50, 20,213,449.41 and 8,122,671.44

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Solution

The fourth proportional to 14,648,994.50, 20,213,449.41 and 8,122,671.44 is: 11,208,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648,994.50 : 20,213,449.41 = 8,122,671.44 : x
  2. Step 2: Convert to fraction form
    14,648,994.50/20,213,449.41 = 8,122,671.44/x
  3. Step 3: Cross multiply
    14,648,994.50x = 20,213,449.41 × 8,122,671.44
  4. Step 4: Simplify right side
    14,648,994.50x = 164,187,208,226,491.88
  5. Step 5: Solve for x
    x = 164,187,208,226,491.88/14,648,994.50
  6. Step 6: Final answer
    x = 11,208,087.23

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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.