Home / 8,130,859.24-12,193,791.90-5,622,632.68

Finding the Fourth Proportional to 8,130,859.24, 12,193,791.90 and 5,622,632.68

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Solution

The fourth proportional to 8,130,859.24, 12,193,791.90 and 5,622,632.68 is: 8,432,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,859.24 : 12,193,791.90 = 5,622,632.68 : x
  2. Step 2: Convert to fraction form
    8,130,859.24/12,193,791.90 = 5,622,632.68/x
  3. Step 3: Cross multiply
    8,130,859.24x = 12,193,791.90 × 5,622,632.68
  4. Step 4: Simplify right side
    8,130,859.24x = 68,561,212,830,059.29
  5. Step 5: Solve for x
    x = 68,561,212,830,059.29/8,130,859.24
  6. Step 6: Final answer
    x = 8,432,222.33

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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.