Home / 28,994,220.20-43,491,330.30-8,799,429.80

Finding the Fourth Proportional to 28,994,220.20, 43,491,330.30 and 8,799,429.80

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Solution

The fourth proportional to 28,994,220.20, 43,491,330.30 and 8,799,429.80 is: 13,199,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,994,220.20 : 43,491,330.30 = 8,799,429.80 : x
  2. Step 2: Convert to fraction form
    28,994,220.20/43,491,330.30 = 8,799,429.80/x
  3. Step 3: Cross multiply
    28,994,220.20x = 43,491,330.30 × 8,799,429.80
  4. Step 4: Simplify right side
    28,994,220.20x = 382,698,907,883,462.94
  5. Step 5: Solve for x
    x = 382,698,907,883,462.94/28,994,220.20
  6. Step 6: Final answer
    x = 13,199,144.70

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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.