Home / 12,731,248.92-19,096,879.56-4,211,585.34

Finding the Fourth Proportional to 12,731,248.92, 19,096,879.56 and 4,211,585.34

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Solution

The fourth proportional to 12,731,248.92, 19,096,879.56 and 4,211,585.34 is: 6,317,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,248.92 : 19,096,879.56 = 4,211,585.34 : x
  2. Step 2: Convert to fraction form
    12,731,248.92/19,096,879.56 = 4,211,585.34/x
  3. Step 3: Cross multiply
    12,731,248.92x = 19,096,879.56 × 4,211,585.34
  4. Step 4: Simplify right side
    12,731,248.92x = 80,428,137,994,641.64
  5. Step 5: Solve for x
    x = 80,428,137,994,641.64/12,731,248.92
  6. Step 6: Final answer
    x = 6,317,380.05

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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.