Home / 17,615,170.80-26,422,756.20-13,363,642.80

Finding the Fourth Proportional to 17,615,170.80, 26,422,756.20 and 13,363,642.80

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Solution

The fourth proportional to 17,615,170.80, 26,422,756.20 and 13,363,642.80 is: 20,045,464.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615,170.80 : 26,422,756.20 = 13,363,642.80 : x
  2. Step 2: Convert to fraction form
    17,615,170.80/26,422,756.20 = 13,363,642.80/x
  3. Step 3: Cross multiply
    17,615,170.80x = 26,422,756.20 × 13,363,642.80
  4. Step 4: Simplify right side
    17,615,170.80x = 353,104,275,648,285.38
  5. Step 5: Solve for x
    x = 353,104,275,648,285.38/17,615,170.80
  6. Step 6: Final answer
    x = 20,045,464.20

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Double scale
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Similar ratio
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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.