Home / 12,145,044.54-18,220,757.61-4,364,744.45

Finding the Fourth Proportional to 12,145,044.54, 18,220,757.61 and 4,364,744.45

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Solution

The fourth proportional to 12,145,044.54, 18,220,757.61 and 4,364,744.45 is: 6,548,263.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,145,044.54 : 18,220,757.61 = 4,364,744.45 : x
  2. Step 2: Convert to fraction form
    12,145,044.54/18,220,757.61 = 4,364,744.45/x
  3. Step 3: Cross multiply
    12,145,044.54x = 18,220,757.61 × 4,364,744.45
  4. Step 4: Simplify right side
    12,145,044.54x = 79,528,950,561,938.98
  5. Step 5: Solve for x
    x = 79,528,950,561,938.98/12,145,044.54
  6. Step 6: Final answer
    x = 6,548,263.39

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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.