Home / 18,173,266.20-27,259,899.30-6,658,711.20

Finding the Fourth Proportional to 18,173,266.20, 27,259,899.30 and 6,658,711.20

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Solution

The fourth proportional to 18,173,266.20, 27,259,899.30 and 6,658,711.20 is: 9,988,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,266.20 : 27,259,899.30 = 6,658,711.20 : x
  2. Step 2: Convert to fraction form
    18,173,266.20/27,259,899.30 = 6,658,711.20/x
  3. Step 3: Cross multiply
    18,173,266.20x = 27,259,899.30 × 6,658,711.20
  4. Step 4: Simplify right side
    18,173,266.20x = 181,515,796,779,782.16
  5. Step 5: Solve for x
    x = 181,515,796,779,782.16/18,173,266.20
  6. Step 6: Final answer
    x = 9,988,066.80

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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.