Home / 18,018,698.80-27,028,048.20-16,814,099.20

Finding the Fourth Proportional to 18,018,698.80, 27,028,048.20 and 16,814,099.20

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Solution

The fourth proportional to 18,018,698.80, 27,028,048.20 and 16,814,099.20 is: 25,221,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,018,698.80 : 27,028,048.20 = 16,814,099.20 : x
  2. Step 2: Convert to fraction form
    18,018,698.80/27,028,048.20 = 16,814,099.20/x
  3. Step 3: Cross multiply
    18,018,698.80x = 27,028,048.20 × 16,814,099.20
  4. Step 4: Simplify right side
    18,018,698.80x = 454,452,283,617,181.44
  5. Step 5: Solve for x
    x = 454,452,283,617,181.44/18,018,698.80
  6. Step 6: Final answer
    x = 25,221,148.80

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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.