Home / 18,382,708.26-27,577,056.24-5,430,173.22

Finding the Fourth Proportional to 18,382,708.26, 27,577,056.24 and 5,430,173.22

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Solution

The fourth proportional to 18,382,708.26, 27,577,056.24 and 5,430,173.22 is: 8,146,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382,708.26 : 27,577,056.24 = 5,430,173.22 : x
  2. Step 2: Convert to fraction form
    18,382,708.26/27,577,056.24 = 5,430,173.22/x
  3. Step 3: Cross multiply
    18,382,708.26x = 27,577,056.24 × 5,430,173.22
  4. Step 4: Simplify right side
    18,382,708.26x = 149,748,192,280,881.88
  5. Step 5: Solve for x
    x = 149,748,192,280,881.88/18,382,708.26
  6. Step 6: Final answer
    x = 8,146,144.20

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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.