Home / 14,754,812.22-20,361,600.72-8,228,448.72

Finding the Fourth Proportional to 14,754,812.22, 20,361,600.72 and 8,228,448.72

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Solution

The fourth proportional to 14,754,812.22, 20,361,600.72 and 8,228,448.72 is: 11,355,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754,812.22 : 20,361,600.72 = 8,228,448.72 : x
  2. Step 2: Convert to fraction form
    14,754,812.22/20,361,600.72 = 8,228,448.72/x
  3. Step 3: Cross multiply
    14,754,812.22x = 20,361,600.72 × 8,228,448.72
  4. Step 4: Simplify right side
    14,754,812.22x = 167,544,387,381,635.06
  5. Step 5: Solve for x
    x = 167,544,387,381,635.06/14,754,812.22
  6. Step 6: Final answer
    x = 11,355,236.85

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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.