Home / 25,689,909.82-38,525,263.80-10,332,015.79

Finding the Fourth Proportional to 25,689,909.82, 38,525,263.80 and 10,332,015.79

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Solution

The fourth proportional to 25,689,909.82, 38,525,263.80 and 10,332,015.79 is: 15,494,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,689,909.82 : 38,525,263.80 = 10,332,015.79 : x
  2. Step 2: Convert to fraction form
    25,689,909.82/38,525,263.80 = 10,332,015.79/x
  3. Step 3: Cross multiply
    25,689,909.82x = 38,525,263.80 × 10,332,015.79
  4. Step 4: Simplify right side
    25,689,909.82x = 398,043,633,895,515.31
  5. Step 5: Solve for x
    x = 398,043,633,895,515.31/25,689,909.82
  6. Step 6: Final answer
    x = 15,494,162.37

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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.