Home / 12,994,137.44-19,510,367.14-7,248,097.72

Finding the Fourth Proportional to 12,994,137.44, 19,510,367.14 and 7,248,097.72

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Solution

The fourth proportional to 12,994,137.44, 19,510,367.14 and 7,248,097.72 is: 10,882,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994,137.44 : 19,510,367.14 = 7,248,097.72 : x
  2. Step 2: Convert to fraction form
    12,994,137.44/19,510,367.14 = 7,248,097.72/x
  3. Step 3: Cross multiply
    12,994,137.44x = 19,510,367.14 × 7,248,097.72
  4. Step 4: Simplify right side
    12,994,137.44x = 141,413,047,583,796.91
  5. Step 5: Solve for x
    x = 141,413,047,583,796.91/12,994,137.44
  6. Step 6: Final answer
    x = 10,882,834.53

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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.