Home / 6,999,755.40-10,500,507.90-2,739,372.84

Finding the Fourth Proportional to 6,999,755.40, 10,500,507.90 and 2,739,372.84

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Solution

The fourth proportional to 6,999,755.40, 10,500,507.90 and 2,739,372.84 is: 4,109,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999,755.40 : 10,500,507.90 = 2,739,372.84 : x
  2. Step 2: Convert to fraction form
    6,999,755.40/10,500,507.90 = 2,739,372.84/x
  3. Step 3: Cross multiply
    6,999,755.40x = 10,500,507.90 × 2,739,372.84
  4. Step 4: Simplify right side
    6,999,755.40x = 28,764,806,147,465.43
  5. Step 5: Solve for x
    x = 28,764,806,147,465.43/6,999,755.40
  6. Step 6: Final answer
    x = 4,109,401.62

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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.