Home / 10,431,572.40-15,647,358.60-2,755,202.40

Finding the Fourth Proportional to 10,431,572.40, 15,647,358.60 and 2,755,202.40

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Solution

The fourth proportional to 10,431,572.40, 15,647,358.60 and 2,755,202.40 is: 4,132,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,572.40 : 15,647,358.60 = 2,755,202.40 : x
  2. Step 2: Convert to fraction form
    10,431,572.40/15,647,358.60 = 2,755,202.40/x
  3. Step 3: Cross multiply
    10,431,572.40x = 15,647,358.60 × 2,755,202.40
  4. Step 4: Simplify right side
    10,431,572.40x = 43,111,639,968,380.64
  5. Step 5: Solve for x
    x = 43,111,639,968,380.64/10,431,572.40
  6. Step 6: Final answer
    x = 4,132,803.60

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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.