Home / 22,319,813.34-30,804,704.07-13,623,039.70

Finding the Fourth Proportional to 22,319,813.34, 30,804,704.07 and 13,623,039.70

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Solution

The fourth proportional to 22,319,813.34, 30,804,704.07 and 13,623,039.70 is: 18,801,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319,813.34 : 30,804,704.07 = 13,623,039.70 : x
  2. Step 2: Convert to fraction form
    22,319,813.34/30,804,704.07 = 13,623,039.70/x
  3. Step 3: Cross multiply
    22,319,813.34x = 30,804,704.07 × 13,623,039.70
  4. Step 4: Simplify right side
    22,319,813.34x = 419,653,706,492,361.56
  5. Step 5: Solve for x
    x = 419,653,706,492,361.56/22,319,813.34
  6. Step 6: Final answer
    x = 18,801,846.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.