Home / 38,852,288.25-53,614,749.53-21,448,258.89

Finding the Fourth Proportional to 38,852,288.25, 53,614,749.53 and 21,448,258.89

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Solution

The fourth proportional to 38,852,288.25, 53,614,749.53 and 21,448,258.89 is: 29,597,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,852,288.25 : 53,614,749.53 = 21,448,258.89 : x
  2. Step 2: Convert to fraction form
    38,852,288.25/53,614,749.53 = 21,448,258.89/x
  3. Step 3: Cross multiply
    38,852,288.25x = 53,614,749.53 × 21,448,258.89
  4. Step 4: Simplify right side
    38,852,288.25x = 1,149,943,028,134,704.50
  5. Step 5: Solve for x
    x = 1,149,943,028,134,704.50/38,852,288.25
  6. Step 6: Final answer
    x = 29,597,819.84

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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.