Home / 11,877,167.88-17,828,350.20-10,519,753.50

Finding the Fourth Proportional to 11,877,167.88, 17,828,350.20 and 10,519,753.50

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Solution

The fourth proportional to 11,877,167.88, 17,828,350.20 and 10,519,753.50 is: 15,790,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877,167.88 : 17,828,350.20 = 10,519,753.50 : x
  2. Step 2: Convert to fraction form
    11,877,167.88/17,828,350.20 = 10,519,753.50/x
  3. Step 3: Cross multiply
    11,877,167.88x = 17,828,350.20 × 10,519,753.50
  4. Step 4: Simplify right side
    11,877,167.88x = 187,549,849,415,675.69
  5. Step 5: Solve for x
    x = 187,549,849,415,675.69/11,877,167.88
  6. Step 6: Final answer
    x = 15,790,788.79

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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.