Home / 27,178,689.60-40,768,034.40-25,100,164.80

Finding the Fourth Proportional to 27,178,689.60, 40,768,034.40 and 25,100,164.80

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Solution

The fourth proportional to 27,178,689.60, 40,768,034.40 and 25,100,164.80 is: 37,650,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178,689.60 : 40,768,034.40 = 25,100,164.80 : x
  2. Step 2: Convert to fraction form
    27,178,689.60/40,768,034.40 = 25,100,164.80/x
  3. Step 3: Cross multiply
    27,178,689.60x = 40,768,034.40 × 25,100,164.80
  4. Step 4: Simplify right side
    27,178,689.60x = 1,023,284,382,012,069.12
  5. Step 5: Solve for x
    x = 1,023,284,382,012,069.12/27,178,689.60
  6. Step 6: Final answer
    x = 37,650,247.20

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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.