Home / 11,319,723.05-15,621,602.19-6,359,040.50

Finding the Fourth Proportional to 11,319,723.05, 15,621,602.19 and 6,359,040.50

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Solution

The fourth proportional to 11,319,723.05, 15,621,602.19 and 6,359,040.50 is: 8,775,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,319,723.05 : 15,621,602.19 = 6,359,040.50 : x
  2. Step 2: Convert to fraction form
    11,319,723.05/15,621,602.19 = 6,359,040.50/x
  3. Step 3: Cross multiply
    11,319,723.05x = 15,621,602.19 × 6,359,040.50
  4. Step 4: Simplify right side
    11,319,723.05x = 99,338,401,001,098.69
  5. Step 5: Solve for x
    x = 99,338,401,001,098.69/11,319,723.05
  6. Step 6: Final answer
    x = 8,775,691.82

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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.