Home / 35,702,212.90-49,270,093.06-20,231,783.14

Finding the Fourth Proportional to 35,702,212.90, 49,270,093.06 and 20,231,783.14

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Solution

The fourth proportional to 35,702,212.90, 49,270,093.06 and 20,231,783.14 is: 27,920,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702,212.90 : 49,270,093.06 = 20,231,783.14 : x
  2. Step 2: Convert to fraction form
    35,702,212.90/49,270,093.06 = 20,231,783.14/x
  3. Step 3: Cross multiply
    35,702,212.90x = 49,270,093.06 × 20,231,783.14
  4. Step 4: Simplify right side
    35,702,212.90x = 996,821,838,077,539.12
  5. Step 5: Solve for x
    x = 996,821,838,077,539.12/35,702,212.90
  6. Step 6: Final answer
    x = 27,920,449.66

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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.