Home / 14,570,246.39-20,106,620.48-7,954,609.05

Finding the Fourth Proportional to 14,570,246.39, 20,106,620.48 and 7,954,609.05

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Solution

The fourth proportional to 14,570,246.39, 20,106,620.48 and 7,954,609.05 is: 10,977,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570,246.39 : 20,106,620.48 = 7,954,609.05 : x
  2. Step 2: Convert to fraction form
    14,570,246.39/20,106,620.48 = 7,954,609.05/x
  3. Step 3: Cross multiply
    14,570,246.39x = 20,106,620.48 × 7,954,609.05
  4. Step 4: Simplify right side
    14,570,246.39x = 159,940,305,255,009.88
  5. Step 5: Solve for x
    x = 159,940,305,255,009.88/14,570,246.39
  6. Step 6: Final answer
    x = 10,977,186.04

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1.5x scale

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.