Home / 21,092,794.54-31,587,596.82-19,048,075.90

Finding the Fourth Proportional to 21,092,794.54, 31,587,596.82 and 19,048,075.90

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Solution

The fourth proportional to 21,092,794.54, 31,587,596.82 and 19,048,075.90 is: 28,525,520.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,092,794.54 : 31,587,596.82 = 19,048,075.90 : x
  2. Step 2: Convert to fraction form
    21,092,794.54/31,587,596.82 = 19,048,075.90/x
  3. Step 3: Cross multiply
    21,092,794.54x = 31,587,596.82 × 19,048,075.90
  4. Step 4: Simplify right side
    21,092,794.54x = 601,682,941,472,780.25
  5. Step 5: Solve for x
    x = 601,682,941,472,780.25/21,092,794.54
  6. Step 6: Final answer
    x = 28,525,520.43

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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.