Home / 36,179,992.80-54,254,242.80-11,909,541.60

Finding the Fourth Proportional to 36,179,992.80, 54,254,242.80 and 11,909,541.60

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Solution

The fourth proportional to 36,179,992.80, 54,254,242.80 and 11,909,541.60 is: 17,859,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179,992.80 : 54,254,242.80 = 11,909,541.60 : x
  2. Step 2: Convert to fraction form
    36,179,992.80/54,254,242.80 = 11,909,541.60/x
  3. Step 3: Cross multiply
    36,179,992.80x = 54,254,242.80 × 11,909,541.60
  4. Step 4: Simplify right side
    36,179,992.80x = 646,143,161,603,100.38
  5. Step 5: Solve for x
    x = 646,143,161,603,100.38/36,179,992.80
  6. Step 6: Final answer
    x = 17,859,129.08

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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.