Home / 10,404,100.80-15,607,317.60-3,215,577.60

Finding the Fourth Proportional to 10,404,100.80, 15,607,317.60 and 3,215,577.60

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Solution

The fourth proportional to 10,404,100.80, 15,607,317.60 and 3,215,577.60 is: 4,823,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,100.80 : 15,607,317.60 = 3,215,577.60 : x
  2. Step 2: Convert to fraction form
    10,404,100.80/15,607,317.60 = 3,215,577.60/x
  3. Step 3: Cross multiply
    10,404,100.80x = 15,607,317.60 × 3,215,577.60
  4. Step 4: Simplify right side
    10,404,100.80x = 50,186,540,870,645.76
  5. Step 5: Solve for x
    x = 50,186,540,870,645.76/10,404,100.80
  6. Step 6: Final answer
    x = 4,823,726.90

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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.