Home / 13,565,070.86-20,323,912.64-11,305,118.03

Finding the Fourth Proportional to 13,565,070.86, 20,323,912.64 and 11,305,118.03

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Solution

The fourth proportional to 13,565,070.86, 20,323,912.64 and 11,305,118.03 is: 16,937,930.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,070.86 : 20,323,912.64 = 11,305,118.03 : x
  2. Step 2: Convert to fraction form
    13,565,070.86/20,323,912.64 = 11,305,118.03/x
  3. Step 3: Cross multiply
    13,565,070.86x = 20,323,912.64 × 11,305,118.03
  4. Step 4: Simplify right side
    13,565,070.86x = 229,764,231,068,463.78
  5. Step 5: Solve for x
    x = 229,764,231,068,463.78/13,565,070.86
  6. Step 6: Final answer
    x = 16,937,930.77

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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.