Home / 7,859,837.34-11,789,755.02-2,180,061.63

Finding the Fourth Proportional to 7,859,837.34, 11,789,755.02 and 2,180,061.63

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Solution

The fourth proportional to 7,859,837.34, 11,789,755.02 and 2,180,061.63 is: 3,270,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859,837.34 : 11,789,755.02 = 2,180,061.63 : x
  2. Step 2: Convert to fraction form
    7,859,837.34/11,789,755.02 = 2,180,061.63/x
  3. Step 3: Cross multiply
    7,859,837.34x = 11,789,755.02 × 2,180,061.63
  4. Step 4: Simplify right side
    7,859,837.34x = 25,702,392,546,201.88
  5. Step 5: Solve for x
    x = 25,702,392,546,201.88/7,859,837.34
  6. Step 6: Final answer
    x = 3,270,092.17

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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.