Home / 8,428,745.50-11,631,668.43-4,561,266.22

Finding the Fourth Proportional to 8,428,745.50, 11,631,668.43 and 4,561,266.22

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Solution

The fourth proportional to 8,428,745.50, 11,631,668.43 and 4,561,266.22 is: 6,294,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,745.50 : 11,631,668.43 = 4,561,266.22 : x
  2. Step 2: Convert to fraction form
    8,428,745.50/11,631,668.43 = 4,561,266.22/x
  3. Step 3: Cross multiply
    8,428,745.50x = 11,631,668.43 × 4,561,266.22
  4. Step 4: Simplify right side
    8,428,745.50x = 53,055,136,291,999.43
  5. Step 5: Solve for x
    x = 53,055,136,291,999.43/8,428,745.50
  6. Step 6: Final answer
    x = 6,294,547.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.