Home / 38,850,556.09-53,612,362.20-21,446,527.63

Finding the Fourth Proportional to 38,850,556.09, 53,612,362.20 and 21,446,527.63

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Solution

The fourth proportional to 38,850,556.09, 53,612,362.20 and 21,446,527.63 is: 29,595,432.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,850,556.09 : 53,612,362.20 = 21,446,527.63 : x
  2. Step 2: Convert to fraction form
    38,850,556.09/53,612,362.20 = 21,446,527.63/x
  3. Step 3: Cross multiply
    38,850,556.09x = 53,612,362.20 × 21,446,527.63
  4. Step 4: Simplify right side
    38,850,556.09x = 1,149,799,007,231,867.50
  5. Step 5: Solve for x
    x = 1,149,799,007,231,867.50/38,850,556.09
  6. Step 6: Final answer
    x = 29,595,432.42

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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.