Home / 7,775,406.27-11,663,059.86-2,655,365.76

Finding the Fourth Proportional to 7,775,406.27, 11,663,059.86 and 2,655,365.76

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Solution

The fourth proportional to 7,775,406.27, 11,663,059.86 and 2,655,365.76 is: 3,983,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,406.27 : 11,663,059.86 = 2,655,365.76 : x
  2. Step 2: Convert to fraction form
    7,775,406.27/11,663,059.86 = 2,655,365.76/x
  3. Step 3: Cross multiply
    7,775,406.27x = 11,663,059.86 × 2,655,365.76
  4. Step 4: Simplify right side
    7,775,406.27x = 30,969,689,809,074.39
  5. Step 5: Solve for x
    x = 30,969,689,809,074.39/7,775,406.27
  6. Step 6: Final answer
    x = 3,983,031.72

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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.