Home / 71,248,448.64-98,322,894.72-38,653,392

Finding the Fourth Proportional to 71,248,448.64, 98,322,894.72 and 38,653,392

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Solution

The fourth proportional to 71,248,448.64, 98,322,894.72 and 38,653,392 is: 53,341,700.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,248,448.64 : 98,322,894.72 = 38,653,392 : x
  2. Step 2: Convert to fraction form
    71,248,448.64/98,322,894.72 = 38,653,392/x
  3. Step 3: Cross multiply
    71,248,448.64x = 98,322,894.72 × 38,653,392
  4. Step 4: Simplify right side
    71,248,448.64x = 3,800,513,392,186,890
  5. Step 5: Solve for x
    x = 3,800,513,392,186,890/71,248,448.64
  6. Step 6: Final answer
    x = 53,341,700.27

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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.