Home / 20,834,732.35-31,245,473.40-19,474,596.37

Finding the Fourth Proportional to 20,834,732.35, 31,245,473.40 and 19,474,596.37

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Solution

The fourth proportional to 20,834,732.35, 31,245,473.40 and 19,474,596.37 is: 29,205,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834,732.35 : 31,245,473.40 = 19,474,596.37 : x
  2. Step 2: Convert to fraction form
    20,834,732.35/31,245,473.40 = 19,474,596.37/x
  3. Step 3: Cross multiply
    20,834,732.35x = 31,245,473.40 × 19,474,596.37
  4. Step 4: Simplify right side
    20,834,732.35x = 608,492,982,854,571.50
  5. Step 5: Solve for x
    x = 608,492,982,854,571.50/20,834,732.35
  6. Step 6: Final answer
    x = 29,205,701.93

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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.