Home / 8,499,840.87-12,753,517.48-4,455,361.63

Finding the Fourth Proportional to 8,499,840.87, 12,753,517.48 and 4,455,361.63

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Solution

The fourth proportional to 8,499,840.87, 12,753,517.48 and 4,455,361.63 is: 6,685,011.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,840.87 : 12,753,517.48 = 4,455,361.63 : x
  2. Step 2: Convert to fraction form
    8,499,840.87/12,753,517.48 = 4,455,361.63/x
  3. Step 3: Cross multiply
    8,499,840.87x = 12,753,517.48 × 4,455,361.63
  4. Step 4: Simplify right side
    8,499,840.87x = 56,821,532,427,926.29
  5. Step 5: Solve for x
    x = 56,821,532,427,926.29/8,499,840.87
  6. Step 6: Final answer
    x = 6,685,011.32

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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.