Home / 25,815,899.88-38,725,367.76-7,370,426.93

Finding the Fourth Proportional to 25,815,899.88, 38,725,367.76 and 7,370,426.93

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Solution

The fourth proportional to 25,815,899.88, 38,725,367.76 and 7,370,426.93 is: 11,056,073.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815,899.88 : 38,725,367.76 = 7,370,426.93 : x
  2. Step 2: Convert to fraction form
    25,815,899.88/38,725,367.76 = 7,370,426.93/x
  3. Step 3: Cross multiply
    25,815,899.88x = 38,725,367.76 × 7,370,426.93
  4. Step 4: Simplify right side
    25,815,899.88x = 285,422,493,218,830.94
  5. Step 5: Solve for x
    x = 285,422,493,218,830.94/25,815,899.88
  6. Step 6: Final answer
    x = 11,056,073.76

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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.