Home / 16,512,040.21-22,785,991.20-9,170,346.27

Finding the Fourth Proportional to 16,512,040.21, 22,785,991.20 and 9,170,346.27

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Solution

The fourth proportional to 16,512,040.21, 22,785,991.20 and 9,170,346.27 is: 12,654,731.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512,040.21 : 22,785,991.20 = 9,170,346.27 : x
  2. Step 2: Convert to fraction form
    16,512,040.21/22,785,991.20 = 9,170,346.27/x
  3. Step 3: Cross multiply
    16,512,040.21x = 22,785,991.20 × 9,170,346.27
  4. Step 4: Simplify right side
    16,512,040.21x = 208,955,429,409,172.81
  5. Step 5: Solve for x
    x = 208,955,429,409,172.81/16,512,040.21
  6. Step 6: Final answer
    x = 12,654,731.14

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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.