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Finding the Fourth Proportional to 32,379,334.40, 48,562,780.80 and 9,660,972.80

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Solution

The fourth proportional to 32,379,334.40, 48,562,780.80 and 9,660,972.80 is: 14,489,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,379,334.40 : 48,562,780.80 = 9,660,972.80 : x
  2. Step 2: Convert to fraction form
    32,379,334.40/48,562,780.80 = 9,660,972.80/x
  3. Step 3: Cross multiply
    32,379,334.40x = 48,562,780.80 × 9,660,972.80
  4. Step 4: Simplify right side
    32,379,334.40x = 469,163,704,401,162.25
  5. Step 5: Solve for x
    x = 469,163,704,401,162.25/32,379,334.40
  6. Step 6: Final answer
    x = 14,489,603.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.