Home / 24,256,779.80-36,385,169.70-12,128,115.20

Finding the Fourth Proportional to 24,256,779.80, 36,385,169.70 and 12,128,115.20

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Solution

The fourth proportional to 24,256,779.80, 36,385,169.70 and 12,128,115.20 is: 18,192,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,256,779.80 : 36,385,169.70 = 12,128,115.20 : x
  2. Step 2: Convert to fraction form
    24,256,779.80/36,385,169.70 = 12,128,115.20/x
  3. Step 3: Cross multiply
    24,256,779.80x = 36,385,169.70 × 12,128,115.20
  4. Step 4: Simplify right side
    24,256,779.80x = 441,283,529,693,149.44
  5. Step 5: Solve for x
    x = 441,283,529,693,149.44/24,256,779.80
  6. Step 6: Final answer
    x = 18,192,172.80

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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.