Home / 12,534,762.18-18,802,588.86-4,013,991.48

Finding the Fourth Proportional to 12,534,762.18, 18,802,588.86 and 4,013,991.48

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Solution

The fourth proportional to 12,534,762.18, 18,802,588.86 and 4,013,991.48 is: 6,021,129.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534,762.18 : 18,802,588.86 = 4,013,991.48 : x
  2. Step 2: Convert to fraction form
    12,534,762.18/18,802,588.86 = 4,013,991.48/x
  3. Step 3: Cross multiply
    12,534,762.18x = 18,802,588.86 × 4,013,991.48
  4. Step 4: Simplify right side
    12,534,762.18x = 75,473,431,485,982.91
  5. Step 5: Solve for x
    x = 75,473,431,485,982.91/12,534,762.18
  6. Step 6: Final answer
    x = 6,021,129.91

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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.