Home / 22,319,813.84-30,804,704.76-13,623,040.20

Finding the Fourth Proportional to 22,319,813.84, 30,804,704.76 and 13,623,040.20

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Solution

The fourth proportional to 22,319,813.84, 30,804,704.76 and 13,623,040.20 is: 18,801,847.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319,813.84 : 30,804,704.76 = 13,623,040.20 : x
  2. Step 2: Convert to fraction form
    22,319,813.84/30,804,704.76 = 13,623,040.20/x
  3. Step 3: Cross multiply
    22,319,813.84x = 30,804,704.76 × 13,623,040.20
  4. Step 4: Simplify right side
    22,319,813.84x = 419,653,731,294,611.38
  5. Step 5: Solve for x
    x = 419,653,731,294,611.38/22,319,813.84
  6. Step 6: Final answer
    x = 18,801,847.29

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Double scale
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1.5x scale

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.