Home / 27,665,786.40-41,498,679.60-13,285,386.60

Finding the Fourth Proportional to 27,665,786.40, 41,498,679.60 and 13,285,386.60

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Solution

The fourth proportional to 27,665,786.40, 41,498,679.60 and 13,285,386.60 is: 19,928,079.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665,786.40 : 41,498,679.60 = 13,285,386.60 : x
  2. Step 2: Convert to fraction form
    27,665,786.40/41,498,679.60 = 13,285,386.60/x
  3. Step 3: Cross multiply
    27,665,786.40x = 41,498,679.60 × 13,285,386.60
  4. Step 4: Simplify right side
    27,665,786.40x = 551,326,001,875,533.38
  5. Step 5: Solve for x
    x = 551,326,001,875,533.38/27,665,786.40
  6. Step 6: Final answer
    x = 19,928,079.90

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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.