Home / 28,469,863.64-42,695,963.22-10,271,694.08

Finding the Fourth Proportional to 28,469,863.64, 42,695,963.22 and 10,271,694.08

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Solution

The fourth proportional to 28,469,863.64, 42,695,963.22 and 10,271,694.08 is: 15,404,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,863.64 : 42,695,963.22 = 10,271,694.08 : x
  2. Step 2: Convert to fraction form
    28,469,863.64/42,695,963.22 = 10,271,694.08/x
  3. Step 3: Cross multiply
    28,469,863.64x = 42,695,963.22 × 10,271,694.08
  4. Step 4: Simplify right side
    28,469,863.64x = 438,559,872,646,771.75
  5. Step 5: Solve for x
    x = 438,559,872,646,771.75/28,469,863.64
  6. Step 6: Final answer
    x = 15,404,354.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.