Home / 14,389,920.05-21,556,886.48-8,693,222.45

Finding the Fourth Proportional to 14,389,920.05, 21,556,886.48 and 8,693,222.45

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Solution

The fourth proportional to 14,389,920.05, 21,556,886.48 and 8,693,222.45 is: 13,022,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,920.05 : 21,556,886.48 = 8,693,222.45 : x
  2. Step 2: Convert to fraction form
    14,389,920.05/21,556,886.48 = 8,693,222.45/x
  3. Step 3: Cross multiply
    14,389,920.05x = 21,556,886.48 × 8,693,222.45
  4. Step 4: Simplify right side
    14,389,920.05x = 187,398,809,456,571.38
  5. Step 5: Solve for x
    x = 187,398,809,456,571.38/14,389,920.05
  6. Step 6: Final answer
    x = 13,022,922.21

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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.