Home / 28,384,068.80-42,576,103.20-16,440,132.80

Finding the Fourth Proportional to 28,384,068.80, 42,576,103.20 and 16,440,132.80

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Solution

The fourth proportional to 28,384,068.80, 42,576,103.20 and 16,440,132.80 is: 24,660,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,384,068.80 : 42,576,103.20 = 16,440,132.80 : x
  2. Step 2: Convert to fraction form
    28,384,068.80/42,576,103.20 = 16,440,132.80/x
  3. Step 3: Cross multiply
    28,384,068.80x = 42,576,103.20 × 16,440,132.80
  4. Step 4: Simplify right side
    28,384,068.80x = 699,956,790,714,505
  5. Step 5: Solve for x
    x = 699,956,790,714,505/28,384,068.80
  6. Step 6: Final answer
    x = 24,660,199.20

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1.5x scale

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.