Home / 18,450,175.20-27,651,254.40-7,507,609.80

Finding the Fourth Proportional to 18,450,175.20, 27,651,254.40 and 7,507,609.80

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Solution

The fourth proportional to 18,450,175.20, 27,651,254.40 and 7,507,609.80 is: 11,251,645.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450,175.20 : 27,651,254.40 = 7,507,609.80 : x
  2. Step 2: Convert to fraction form
    18,450,175.20/27,651,254.40 = 7,507,609.80/x
  3. Step 3: Cross multiply
    18,450,175.20x = 27,651,254.40 × 7,507,609.80
  4. Step 4: Simplify right side
    18,450,175.20x = 207,594,828,515,733.09
  5. Step 5: Solve for x
    x = 207,594,828,515,733.09/18,450,175.20
  6. Step 6: Final answer
    x = 11,251,645.38

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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.