Home / 13,446,290-20,169,610.68-4,470,842

Finding the Fourth Proportional to 13,446,290, 20,169,610.68 and 4,470,842

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Solution

The fourth proportional to 13,446,290, 20,169,610.68 and 4,470,842 is: 6,706,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,290 : 20,169,610.68 = 4,470,842 : x
  2. Step 2: Convert to fraction form
    13,446,290/20,169,610.68 = 4,470,842/x
  3. Step 3: Cross multiply
    13,446,290x = 20,169,610.68 × 4,470,842
  4. Step 4: Simplify right side
    13,446,290x = 90,175,142,551,792.56
  5. Step 5: Solve for x
    x = 90,175,142,551,792.56/13,446,290
  6. Step 6: Final answer
    x = 6,706,321.41

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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.