Home / 56,809,731.20-85,200,772.80-16,416,003.20

Finding the Fourth Proportional to 56,809,731.20, 85,200,772.80 and 16,416,003.20

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Solution

The fourth proportional to 56,809,731.20, 85,200,772.80 and 16,416,003.20 is: 24,620,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,809,731.20 : 85,200,772.80 = 16,416,003.20 : x
  2. Step 2: Convert to fraction form
    56,809,731.20/85,200,772.80 = 16,416,003.20/x
  3. Step 3: Cross multiply
    56,809,731.20x = 85,200,772.80 × 16,416,003.20
  4. Step 4: Simplify right side
    56,809,731.20x = 1,398,656,158,927,272.75
  5. Step 5: Solve for x
    x = 1,398,656,158,927,272.75/56,809,731.20
  6. Step 6: Final answer
    x = 24,620,010.15

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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.