Home / 16,868,714.88-25,302,845.52-4,089,329.76

Finding the Fourth Proportional to 16,868,714.88, 25,302,845.52 and 4,089,329.76

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Solution

The fourth proportional to 16,868,714.88, 25,302,845.52 and 4,089,329.76 is: 6,133,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868,714.88 : 25,302,845.52 = 4,089,329.76 : x
  2. Step 2: Convert to fraction form
    16,868,714.88/25,302,845.52 = 4,089,329.76/x
  3. Step 3: Cross multiply
    16,868,714.88x = 25,302,845.52 × 4,089,329.76
  4. Step 4: Simplify right side
    16,868,714.88x = 103,471,679,197,618.67
  5. Step 5: Solve for x
    x = 103,471,679,197,618.67/16,868,714.88
  6. Step 6: Final answer
    x = 6,133,939.66

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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.