Home / 27,227,405.80-40,841,108.70-21,062,690.20

Finding the Fourth Proportional to 27,227,405.80, 40,841,108.70 and 21,062,690.20

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Solution

The fourth proportional to 27,227,405.80, 40,841,108.70 and 21,062,690.20 is: 31,594,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,227,405.80 : 40,841,108.70 = 21,062,690.20 : x
  2. Step 2: Convert to fraction form
    27,227,405.80/40,841,108.70 = 21,062,690.20/x
  3. Step 3: Cross multiply
    27,227,405.80x = 40,841,108.70 × 21,062,690.20
  4. Step 4: Simplify right side
    27,227,405.80x = 860,223,619,972,624.75
  5. Step 5: Solve for x
    x = 860,223,619,972,624.75/27,227,405.80
  6. Step 6: Final answer
    x = 31,594,035.30

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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.