Home / 28,161,799.50-38,858,844.06-16,403,003.04

Finding the Fourth Proportional to 28,161,799.50, 38,858,844.06 and 16,403,003.04

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Solution

The fourth proportional to 28,161,799.50, 38,858,844.06 and 16,403,003.04 is: 22,633,558.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,161,799.50 : 38,858,844.06 = 16,403,003.04 : x
  2. Step 2: Convert to fraction form
    28,161,799.50/38,858,844.06 = 16,403,003.04/x
  3. Step 3: Cross multiply
    28,161,799.50x = 38,858,844.06 × 16,403,003.04
  4. Step 4: Simplify right side
    28,161,799.50x = 637,401,737,247,066
  5. Step 5: Solve for x
    x = 637,401,737,247,066/28,161,799.50
  6. Step 6: Final answer
    x = 22,633,558.53

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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.