Home / 12,731,253.36-19,096,886.36-4,211,589.84

Finding the Fourth Proportional to 12,731,253.36, 19,096,886.36 and 4,211,589.84

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Solution

The fourth proportional to 12,731,253.36, 19,096,886.36 and 4,211,589.84 is: 6,317,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,253.36 : 19,096,886.36 = 4,211,589.84 : x
  2. Step 2: Convert to fraction form
    12,731,253.36/19,096,886.36 = 4,211,589.84/x
  3. Step 3: Cross multiply
    12,731,253.36x = 19,096,886.36 × 4,211,589.84
  4. Step 4: Simplify right side
    12,731,253.36x = 80,428,252,569,410.58
  5. Step 5: Solve for x
    x = 80,428,252,569,410.58/12,731,253.36
  6. Step 6: Final answer
    x = 6,317,386.85

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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.