Home / 18,173,116.20-27,259,674.30-6,658,561.20

Finding the Fourth Proportional to 18,173,116.20, 27,259,674.30 and 6,658,561.20

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Solution

The fourth proportional to 18,173,116.20, 27,259,674.30 and 6,658,561.20 is: 9,987,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,116.20 : 27,259,674.30 = 6,658,561.20 : x
  2. Step 2: Convert to fraction form
    18,173,116.20/27,259,674.30 = 6,658,561.20/x
  3. Step 3: Cross multiply
    18,173,116.20x = 27,259,674.30 × 6,658,561.20
  4. Step 4: Simplify right side
    18,173,116.20x = 181,510,209,618,617.16
  5. Step 5: Solve for x
    x = 181,510,209,618,617.16/18,173,116.20
  6. Step 6: Final answer
    x = 9,987,841.80

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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.