Home / 10,262,015.30-15,398,334.15-7,445,375.30

Finding the Fourth Proportional to 10,262,015.30, 15,398,334.15 and 7,445,375.30

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Solution

The fourth proportional to 10,262,015.30, 15,398,334.15 and 7,445,375.30 is: 11,171,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262,015.30 : 15,398,334.15 = 7,445,375.30 : x
  2. Step 2: Convert to fraction form
    10,262,015.30/15,398,334.15 = 7,445,375.30/x
  3. Step 3: Cross multiply
    10,262,015.30x = 15,398,334.15 × 7,445,375.30
  4. Step 4: Simplify right side
    10,262,015.30x = 114,646,376,741,556.50
  5. Step 5: Solve for x
    x = 114,646,376,741,556.50/10,262,015.30
  6. Step 6: Final answer
    x = 11,171,916.37

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1.5x scale

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.