Home / 35,878,056.48-49,505,198.88-21,196,113.12

Finding the Fourth Proportional to 35,878,056.48, 49,505,198.88 and 21,196,113.12

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Solution

The fourth proportional to 35,878,056.48, 49,505,198.88 and 21,196,113.12 is: 29,246,784.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,878,056.48 : 49,505,198.88 = 21,196,113.12 : x
  2. Step 2: Convert to fraction form
    35,878,056.48/49,505,198.88 = 21,196,113.12/x
  3. Step 3: Cross multiply
    35,878,056.48x = 49,505,198.88 × 21,196,113.12
  4. Step 4: Simplify right side
    35,878,056.48x = 1,049,317,795,488,577.38
  5. Step 5: Solve for x
    x = 1,049,317,795,488,577.38/35,878,056.48
  6. Step 6: Final answer
    x = 29,246,784.76

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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.