Home / 10,297,331.40-15,445,997.10-2,620,961.40

Finding the Fourth Proportional to 10,297,331.40, 15,445,997.10 and 2,620,961.40

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Solution

The fourth proportional to 10,297,331.40, 15,445,997.10 and 2,620,961.40 is: 3,931,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,297,331.40 : 15,445,997.10 = 2,620,961.40 : x
  2. Step 2: Convert to fraction form
    10,297,331.40/15,445,997.10 = 2,620,961.40/x
  3. Step 3: Cross multiply
    10,297,331.40x = 15,445,997.10 × 2,620,961.40
  4. Step 4: Simplify right side
    10,297,331.40x = 40,483,362,183,611.94
  5. Step 5: Solve for x
    x = 40,483,362,183,611.94/10,297,331.40
  6. Step 6: Final answer
    x = 3,931,442.10

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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.