Home / 65,665,003.05-90,617,694.37-35,895,761.35

Finding the Fourth Proportional to 65,665,003.05, 90,617,694.37 and 35,895,761.35

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Solution

The fourth proportional to 65,665,003.05, 90,617,694.37 and 35,895,761.35 is: 49,536,145.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,665,003.05 : 90,617,694.37 = 35,895,761.35 : x
  2. Step 2: Convert to fraction form
    65,665,003.05/90,617,694.37 = 35,895,761.35/x
  3. Step 3: Cross multiply
    65,665,003.05x = 90,617,694.37 × 35,895,761.35
  4. Step 4: Simplify right side
    65,665,003.05x = 3,252,791,130,876,475
  5. Step 5: Solve for x
    x = 3,252,791,130,876,475/65,665,003.05
  6. Step 6: Final answer
    x = 49,536,145.28

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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.