Home / 18,404,140.20-27,606,210.30-13,275,734.55

Finding the Fourth Proportional to 18,404,140.20, 27,606,210.30 and 13,275,734.55

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Solution

The fourth proportional to 18,404,140.20, 27,606,210.30 and 13,275,734.55 is: 19,913,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,140.20 : 27,606,210.30 = 13,275,734.55 : x
  2. Step 2: Convert to fraction form
    18,404,140.20/27,606,210.30 = 13,275,734.55/x
  3. Step 3: Cross multiply
    18,404,140.20x = 27,606,210.30 × 13,275,734.55
  4. Step 4: Simplify right side
    18,404,140.20x = 366,492,719,874,275.88
  5. Step 5: Solve for x
    x = 366,492,719,874,275.88/18,404,140.20
  6. Step 6: Final answer
    x = 19,913,601.83

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1.5x scale

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.