Home / 10,025,921.67-15,012,982.01-6,919,558.20

Finding the Fourth Proportional to 10,025,921.67, 15,012,982.01 and 6,919,558.20

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Solution

The fourth proportional to 10,025,921.67, 15,012,982.01 and 6,919,558.20 is: 10,361,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025,921.67 : 15,012,982.01 = 6,919,558.20 : x
  2. Step 2: Convert to fraction form
    10,025,921.67/15,012,982.01 = 6,919,558.20/x
  3. Step 3: Cross multiply
    10,025,921.67x = 15,012,982.01 × 6,919,558.20
  4. Step 4: Simplify right side
    10,025,921.67x = 103,883,202,739,150.20
  5. Step 5: Solve for x
    x = 103,883,202,739,150.20/10,025,921.67
  6. Step 6: Final answer
    x = 10,361,461.63

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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.