Home / 10,507,318.60-15,761,450.22-3,220,244.68

Finding the Fourth Proportional to 10,507,318.60, 15,761,450.22 and 3,220,244.68

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Solution

The fourth proportional to 10,507,318.60, 15,761,450.22 and 3,220,244.68 is: 4,830,511.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507,318.60 : 15,761,450.22 = 3,220,244.68 : x
  2. Step 2: Convert to fraction form
    10,507,318.60/15,761,450.22 = 3,220,244.68/x
  3. Step 3: Cross multiply
    10,507,318.60x = 15,761,450.22 × 3,220,244.68
  4. Step 4: Simplify right side
    10,507,318.60x = 50,755,726,220,039.84
  5. Step 5: Solve for x
    x = 50,755,726,220,039.84/10,507,318.60
  6. Step 6: Final answer
    x = 4,830,511.77

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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.