Home / 5,023,019.89-6,931,719.26-2,731,181.05

Finding the Fourth Proportional to 5,023,019.89, 6,931,719.26 and 2,731,181.05

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Solution

The fourth proportional to 5,023,019.89, 6,931,719.26 and 2,731,181.05 is: 3,769,003.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023,019.89 : 6,931,719.26 = 2,731,181.05 : x
  2. Step 2: Convert to fraction form
    5,023,019.89/6,931,719.26 = 2,731,181.05/x
  3. Step 3: Cross multiply
    5,023,019.89x = 6,931,719.26 × 2,731,181.05
  4. Step 4: Simplify right side
    5,023,019.89x = 18,931,780,252,173.43
  5. Step 5: Solve for x
    x = 18,931,780,252,173.43/5,023,019.89
  6. Step 6: Final answer
    x = 3,769,003.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.