Home / 6,245,186.83-8,615,718.72-4,180,867.39

Finding the Fourth Proportional to 6,245,186.83, 8,615,718.72 and 4,180,867.39

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Solution

The fourth proportional to 6,245,186.83, 8,615,718.72 and 4,180,867.39 is: 5,767,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245,186.83 : 8,615,718.72 = 4,180,867.39 : x
  2. Step 2: Convert to fraction form
    6,245,186.83/8,615,718.72 = 4,180,867.39/x
  3. Step 3: Cross multiply
    6,245,186.83x = 8,615,718.72 × 4,180,867.39
  4. Step 4: Simplify right side
    6,245,186.83x = 36,021,177,437,860.55
  5. Step 5: Solve for x
    x = 36,021,177,437,860.55/6,245,186.83
  6. Step 6: Final answer
    x = 5,767,830.24

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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.