Home / 45,488,571.42-68,222,797.29-13,133,438.94

Finding the Fourth Proportional to 45,488,571.42, 68,222,797.29 and 13,133,438.94

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Solution

The fourth proportional to 45,488,571.42, 68,222,797.29 and 13,133,438.94 is: 19,697,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,488,571.42 : 68,222,797.29 = 13,133,438.94 : x
  2. Step 2: Convert to fraction form
    45,488,571.42/68,222,797.29 = 13,133,438.94/x
  3. Step 3: Cross multiply
    45,488,571.42x = 68,222,797.29 × 13,133,438.94
  4. Step 4: Simplify right side
    45,488,571.42x = 895,999,942,524,212.50
  5. Step 5: Solve for x
    x = 895,999,942,524,212.50/45,488,571.42
  6. Step 6: Final answer
    x = 19,697,253.94

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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.