Home / 6,245,221.58-8,615,766.25-4,180,902.02

Finding the Fourth Proportional to 6,245,221.58, 8,615,766.25 and 4,180,902.02

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Solution

The fourth proportional to 6,245,221.58, 8,615,766.25 and 4,180,902.02 is: 5,767,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245,221.58 : 8,615,766.25 = 4,180,902.02 : x
  2. Step 2: Convert to fraction form
    6,245,221.58/8,615,766.25 = 4,180,902.02/x
  3. Step 3: Cross multiply
    6,245,221.58x = 8,615,766.25 × 4,180,902.02
  4. Step 4: Simplify right side
    6,245,221.58x = 36,021,674,518,472.83
  5. Step 5: Solve for x
    x = 36,021,674,518,472.83/6,245,221.58
  6. Step 6: Final answer
    x = 5,767,877.74

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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.