Home / 6,138,464.52-8,470,895.82-3,385,150.68

Finding the Fourth Proportional to 6,138,464.52, 8,470,895.82 and 3,385,150.68

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Solution

The fourth proportional to 6,138,464.52, 8,470,895.82 and 3,385,150.68 is: 4,671,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,464.52 : 8,470,895.82 = 3,385,150.68 : x
  2. Step 2: Convert to fraction form
    6,138,464.52/8,470,895.82 = 3,385,150.68/x
  3. Step 3: Cross multiply
    6,138,464.52x = 8,470,895.82 × 3,385,150.68
  4. Step 4: Simplify right side
    6,138,464.52x = 28,675,258,745,282.16
  5. Step 5: Solve for x
    x = 28,675,258,745,282.16/6,138,464.52
  6. Step 6: Final answer
    x = 4,671,405.80

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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.