Home / 18,315,080.80-27,485,062.80-10,228,040.80

Finding the Fourth Proportional to 18,315,080.80, 27,485,062.80 and 10,228,040.80

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Solution

The fourth proportional to 18,315,080.80, 27,485,062.80 and 10,228,040.80 is: 15,349,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315,080.80 : 27,485,062.80 = 10,228,040.80 : x
  2. Step 2: Convert to fraction form
    18,315,080.80/27,485,062.80 = 10,228,040.80/x
  3. Step 3: Cross multiply
    18,315,080.80x = 27,485,062.80 × 10,228,040.80
  4. Step 4: Simplify right side
    18,315,080.80x = 281,118,343,708,962.28
  5. Step 5: Solve for x
    x = 281,118,343,708,962.28/18,315,080.80
  6. Step 6: Final answer
    x = 15,349,009.20

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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.