Home / 7,166,266.76-10,749,333.24-2,905,422.12

Finding the Fourth Proportional to 7,166,266.76, 10,749,333.24 and 2,905,422.12

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Solution

The fourth proportional to 7,166,266.76, 10,749,333.24 and 2,905,422.12 is: 4,358,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,266.76 : 10,749,333.24 = 2,905,422.12 : x
  2. Step 2: Convert to fraction form
    7,166,266.76/10,749,333.24 = 2,905,422.12/x
  3. Step 3: Cross multiply
    7,166,266.76x = 10,749,333.24 × 2,905,422.12
  4. Step 4: Simplify right side
    7,166,266.76x = 31,231,350,570,747.27
  5. Step 5: Solve for x
    x = 31,231,350,570,747.27/7,166,266.76
  6. Step 6: Final answer
    x = 4,358,106.06

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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.