Home / 84,740,002.40-127,110,003.60-27,238,086.20

Finding the Fourth Proportional to 84,740,002.40, 127,110,003.60 and 27,238,086.20

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Solution

The fourth proportional to 84,740,002.40, 127,110,003.60 and 27,238,086.20 is: 40,857,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,740,002.40 : 127,110,003.60 = 27,238,086.20 : x
  2. Step 2: Convert to fraction form
    84,740,002.40/127,110,003.60 = 27,238,086.20/x
  3. Step 3: Cross multiply
    84,740,002.40x = 127,110,003.60 × 27,238,086.20
  4. Step 4: Simplify right side
    84,740,002.40x = 3,462,233,234,939,110
  5. Step 5: Solve for x
    x = 3,462,233,234,939,110/84,740,002.40
  6. Step 6: Final answer
    x = 40,857,129.30

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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.