Home / 12,664,953.32-18,997,249.55-3,080,349.27

Finding the Fourth Proportional to 12,664,953.32, 18,997,249.55 and 3,080,349.27

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Solution

The fourth proportional to 12,664,953.32, 18,997,249.55 and 3,080,349.27 is: 4,620,480.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664,953.32 : 18,997,249.55 = 3,080,349.27 : x
  2. Step 2: Convert to fraction form
    12,664,953.32/18,997,249.55 = 3,080,349.27/x
  3. Step 3: Cross multiply
    12,664,953.32x = 18,997,249.55 × 3,080,349.27
  4. Step 4: Simplify right side
    12,664,953.32x = 58,518,163,767,948.59
  5. Step 5: Solve for x
    x = 58,518,163,767,948.59/12,664,953.32
  6. Step 6: Final answer
    x = 4,620,480.02

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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.