Home / 6,120,351.72-9,180,195.35-1,860,187.81

Finding the Fourth Proportional to 6,120,351.72, 9,180,195.35 and 1,860,187.81

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Solution

The fourth proportional to 6,120,351.72, 9,180,195.35 and 1,860,187.81 is: 2,790,180.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,351.72 : 9,180,195.35 = 1,860,187.81 : x
  2. Step 2: Convert to fraction form
    6,120,351.72/9,180,195.35 = 1,860,187.81/x
  3. Step 3: Cross multiply
    6,120,351.72x = 9,180,195.35 × 1,860,187.81
  4. Step 4: Simplify right side
    6,120,351.72x = 17,076,887,437,587.71
  5. Step 5: Solve for x
    x = 17,076,887,437,587.71/6,120,351.72
  6. Step 6: Final answer
    x = 2,790,180.73

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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.