Home / 14,189,179.77-19,581,067.32-7,662,808.59

Finding the Fourth Proportional to 14,189,179.77, 19,581,067.32 and 7,662,808.59

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Solution

The fourth proportional to 14,189,179.77, 19,581,067.32 and 7,662,808.59 is: 10,574,675.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,179.77 : 19,581,067.32 = 7,662,808.59 : x
  2. Step 2: Convert to fraction form
    14,189,179.77/19,581,067.32 = 7,662,808.59/x
  3. Step 3: Cross multiply
    14,189,179.77x = 19,581,067.32 × 7,662,808.59
  4. Step 4: Simplify right side
    14,189,179.77x = 150,045,970,861,064.28
  5. Step 5: Solve for x
    x = 150,045,970,861,064.28/14,189,179.77
  6. Step 6: Final answer
    x = 10,574,675.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.