Home / 71,248,080.64-98,322,541.86-38,653,032.64

Finding the Fourth Proportional to 71,248,080.64, 98,322,541.86 and 38,653,032.64

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Solution

The fourth proportional to 71,248,080.64, 98,322,541.86 and 38,653,032.64 is: 53,341,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248,080.64 : 98,322,541.86 = 38,653,032.64 : x
  2. Step 2: Convert to fraction form
    71,248,080.64/98,322,541.86 = 38,653,032.64/x
  3. Step 3: Cross multiply
    71,248,080.64x = 98,322,541.86 × 38,653,032.64
  4. Step 4: Simplify right side
    71,248,080.64x = 3,800,464,419,762,346.50
  5. Step 5: Solve for x
    x = 3,800,464,419,762,346.50/71,248,080.64
  6. Step 6: Final answer
    x = 53,341,288.43

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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.