Home / 15,552,021.80-23,328,032.70-13,756,932.20

Finding the Fourth Proportional to 15,552,021.80, 23,328,032.70 and 13,756,932.20

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Solution

The fourth proportional to 15,552,021.80, 23,328,032.70 and 13,756,932.20 is: 20,635,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,021.80 : 23,328,032.70 = 13,756,932.20 : x
  2. Step 2: Convert to fraction form
    15,552,021.80/23,328,032.70 = 13,756,932.20/x
  3. Step 3: Cross multiply
    15,552,021.80x = 23,328,032.70 × 13,756,932.20
  4. Step 4: Simplify right side
    15,552,021.80x = 320,922,164,213,282.94
  5. Step 5: Solve for x
    x = 320,922,164,213,282.94/15,552,021.80
  6. Step 6: Final answer
    x = 20,635,398.30

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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.