Home / 14,530,972.68-20,054,317.50-8,005,270.86

Finding the Fourth Proportional to 14,530,972.68, 20,054,317.50 and 8,005,270.86

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Solution

The fourth proportional to 14,530,972.68, 20,054,317.50 and 8,005,270.86 is: 11,048,141.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530,972.68 : 20,054,317.50 = 8,005,270.86 : x
  2. Step 2: Convert to fraction form
    14,530,972.68/20,054,317.50 = 8,005,270.86/x
  3. Step 3: Cross multiply
    14,530,972.68x = 20,054,317.50 × 8,005,270.86
  4. Step 4: Simplify right side
    14,530,972.68x = 160,540,243,499,938.06
  5. Step 5: Solve for x
    x = 160,540,243,499,938.06/14,530,972.68
  6. Step 6: Final answer
    x = 11,048,141.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.