Home / 27,798,618.16-38,362,067.40-15,575,562.64

Finding the Fourth Proportional to 27,798,618.16, 38,362,067.40 and 15,575,562.64

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Solution

The fourth proportional to 27,798,618.16, 38,362,067.40 and 15,575,562.64 is: 21,494,262.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798,618.16 : 38,362,067.40 = 15,575,562.64 : x
  2. Step 2: Convert to fraction form
    27,798,618.16/38,362,067.40 = 15,575,562.64/x
  3. Step 3: Cross multiply
    27,798,618.16x = 38,362,067.40 × 15,575,562.64
  4. Step 4: Simplify right side
    27,798,618.16x = 597,510,783,788,601.88
  5. Step 5: Solve for x
    x = 597,510,783,788,601.88/27,798,618.16
  6. Step 6: Final answer
    x = 21,494,262.07

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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.