Home / 10,256,112.60-15,385,551.30-3,526,589.40

Finding the Fourth Proportional to 10,256,112.60, 15,385,551.30 and 3,526,589.40

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Solution

The fourth proportional to 10,256,112.60, 15,385,551.30 and 3,526,589.40 is: 5,290,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256,112.60 : 15,385,551.30 = 3,526,589.40 : x
  2. Step 2: Convert to fraction form
    10,256,112.60/15,385,551.30 = 3,526,589.40/x
  3. Step 3: Cross multiply
    10,256,112.60x = 15,385,551.30 × 3,526,589.40
  4. Step 4: Simplify right side
    10,256,112.60x = 54,258,522,127,736.22
  5. Step 5: Solve for x
    x = 54,258,522,127,736.22/10,256,112.60
  6. Step 6: Final answer
    x = 5,290,359.44

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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.