Home / 6,148,900.85-8,489,025.03-4,086,712.94

Finding the Fourth Proportional to 6,148,900.85, 8,489,025.03 and 4,086,712.94

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Solution

The fourth proportional to 6,148,900.85, 8,489,025.03 and 4,086,712.94 is: 5,642,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148,900.85 : 8,489,025.03 = 4,086,712.94 : x
  2. Step 2: Convert to fraction form
    6,148,900.85/8,489,025.03 = 4,086,712.94/x
  3. Step 3: Cross multiply
    6,148,900.85x = 8,489,025.03 × 4,086,712.94
  4. Step 4: Simplify right side
    6,148,900.85x = 34,692,208,395,639.76
  5. Step 5: Solve for x
    x = 34,692,208,395,639.76/6,148,900.85
  6. Step 6: Final answer
    x = 5,642,017.86

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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.