Home / 65,015,035.44-89,720,273.75-35,645,884.13

Finding the Fourth Proportional to 65,015,035.44, 89,720,273.75 and 35,645,884.13

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Solution

The fourth proportional to 65,015,035.44, 89,720,273.75 and 35,645,884.13 is: 49,191,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,015,035.44 : 89,720,273.75 = 35,645,884.13 : x
  2. Step 2: Convert to fraction form
    65,015,035.44/89,720,273.75 = 35,645,884.13/x
  3. Step 3: Cross multiply
    65,015,035.44x = 89,720,273.75 × 35,645,884.13
  4. Step 4: Simplify right side
    65,015,035.44x = 3,198,158,481,577,550
  5. Step 5: Solve for x
    x = 3,198,158,481,577,550/65,015,035.44
  6. Step 6: Final answer
    x = 49,191,059.57

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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.