Home / 14,678,043.70-22,017,065.55-13,615,161.70

Finding the Fourth Proportional to 14,678,043.70, 22,017,065.55 and 13,615,161.70

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Solution

The fourth proportional to 14,678,043.70, 22,017,065.55 and 13,615,161.70 is: 20,422,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,043.70 : 22,017,065.55 = 13,615,161.70 : x
  2. Step 2: Convert to fraction form
    14,678,043.70/22,017,065.55 = 13,615,161.70/x
  3. Step 3: Cross multiply
    14,678,043.70x = 22,017,065.55 × 13,615,161.70
  4. Step 4: Simplify right side
    14,678,043.70x = 299,765,907,622,749.44
  5. Step 5: Solve for x
    x = 299,765,907,622,749.44/14,678,043.70
  6. Step 6: Final answer
    x = 20,422,742.55

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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.