Home / 18,453,549.60-27,680,324.40-10,769,306.40

Finding the Fourth Proportional to 18,453,549.60, 27,680,324.40 and 10,769,306.40

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Solution

The fourth proportional to 18,453,549.60, 27,680,324.40 and 10,769,306.40 is: 16,153,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,549.60 : 27,680,324.40 = 10,769,306.40 : x
  2. Step 2: Convert to fraction form
    18,453,549.60/27,680,324.40 = 10,769,306.40/x
  3. Step 3: Cross multiply
    18,453,549.60x = 27,680,324.40 × 10,769,306.40
  4. Step 4: Simplify right side
    18,453,549.60x = 298,097,894,714,996.12
  5. Step 5: Solve for x
    x = 298,097,894,714,996.12/18,453,549.60
  6. Step 6: Final answer
    x = 16,153,959.60

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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.