Home / 17,923,177.98-26,875,919.61-7,821,428.22

Finding the Fourth Proportional to 17,923,177.98, 26,875,919.61 and 7,821,428.22

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Solution

The fourth proportional to 17,923,177.98, 26,875,919.61 and 7,821,428.22 is: 11,728,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,923,177.98 : 26,875,919.61 = 7,821,428.22 : x
  2. Step 2: Convert to fraction form
    17,923,177.98/26,875,919.61 = 7,821,428.22/x
  3. Step 3: Cross multiply
    17,923,177.98x = 26,875,919.61 × 7,821,428.22
  4. Step 4: Simplify right side
    17,923,177.98x = 210,208,076,076,105.38
  5. Step 5: Solve for x
    x = 210,208,076,076,105.38/17,923,177.98
  6. Step 6: Final answer
    x = 11,728,281.46

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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.