Home / 71,248,076.64-98,322,536.34-38,653,028.64

Finding the Fourth Proportional to 71,248,076.64, 98,322,536.34 and 38,653,028.64

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Solution

The fourth proportional to 71,248,076.64, 98,322,536.34 and 38,653,028.64 is: 53,341,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248,076.64 : 98,322,536.34 = 38,653,028.64 : x
  2. Step 2: Convert to fraction form
    71,248,076.64/98,322,536.34 = 38,653,028.64/x
  3. Step 3: Cross multiply
    71,248,076.64x = 98,322,536.34 × 38,653,028.64
  4. Step 4: Simplify right side
    71,248,076.64x = 3,800,463,813,107,461
  5. Step 5: Solve for x
    x = 3,800,463,813,107,461/71,248,076.64
  6. Step 6: Final answer
    x = 53,341,282.91

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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.