Home / 38,265,881.06-57,368,509.76-19,086,765.86

Finding the Fourth Proportional to 38,265,881.06, 57,368,509.76 and 19,086,765.86

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Solution

The fourth proportional to 38,265,881.06, 57,368,509.76 and 19,086,765.86 is: 28,615,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265,881.06 : 57,368,509.76 = 19,086,765.86 : x
  2. Step 2: Convert to fraction form
    38,265,881.06/57,368,509.76 = 19,086,765.86/x
  3. Step 3: Cross multiply
    38,265,881.06x = 57,368,509.76 × 19,086,765.86
  4. Step 4: Simplify right side
    38,265,881.06x = 1,094,979,313,287,119.25
  5. Step 5: Solve for x
    x = 1,094,979,313,287,119.25/38,265,881.06
  6. Step 6: Final answer
    x = 28,615,029.45

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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.