Home / 18,612,694.32-25,685,149.08-10,352,579.40

Finding the Fourth Proportional to 18,612,694.32, 25,685,149.08 and 10,352,579.40

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Solution

The fourth proportional to 18,612,694.32, 25,685,149.08 and 10,352,579.40 is: 14,286,354.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,612,694.32 : 25,685,149.08 = 10,352,579.40 : x
  2. Step 2: Convert to fraction form
    18,612,694.32/25,685,149.08 = 10,352,579.40/x
  3. Step 3: Cross multiply
    18,612,694.32x = 25,685,149.08 × 10,352,579.40
  4. Step 4: Simplify right side
    18,612,694.32x = 265,907,545,251,536.94
  5. Step 5: Solve for x
    x = 265,907,545,251,536.94/18,612,694.32
  6. Step 6: Final answer
    x = 14,286,354.28

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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.