Home / 6,791,188.89-10,185,675.99-1,997,757.12

Finding the Fourth Proportional to 6,791,188.89, 10,185,675.99 and 1,997,757.12

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Solution

The fourth proportional to 6,791,188.89, 10,185,675.99 and 1,997,757.12 is: 2,996,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791,188.89 : 10,185,675.99 = 1,997,757.12 : x
  2. Step 2: Convert to fraction form
    6,791,188.89/10,185,675.99 = 1,997,757.12/x
  3. Step 3: Cross multiply
    6,791,188.89x = 10,185,675.99 × 1,997,757.12
  4. Step 4: Simplify right side
    6,791,188.89x = 20,348,506,731,035.55
  5. Step 5: Solve for x
    x = 20,348,506,731,035.55/6,791,188.89
  6. Step 6: Final answer
    x = 2,996,309.93

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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.