Home / 12,664,956.32-18,997,254.05-3,080,352.27

Finding the Fourth Proportional to 12,664,956.32, 18,997,254.05 and 3,080,352.27

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Solution

The fourth proportional to 12,664,956.32, 18,997,254.05 and 3,080,352.27 is: 4,620,484.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664,956.32 : 18,997,254.05 = 3,080,352.27 : x
  2. Step 2: Convert to fraction form
    12,664,956.32/18,997,254.05 = 3,080,352.27/x
  3. Step 3: Cross multiply
    12,664,956.32x = 18,997,254.05 × 3,080,352.27
  4. Step 4: Simplify right side
    12,664,956.32x = 58,518,234,621,282.44
  5. Step 5: Solve for x
    x = 58,518,234,621,282.44/12,664,956.32
  6. Step 6: Final answer
    x = 4,620,484.52

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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.