Home / 51,923,943.21-77,890,039.01-17,380,527.32

Finding the Fourth Proportional to 51,923,943.21, 77,890,039.01 and 17,380,527.32

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Solution

The fourth proportional to 51,923,943.21, 77,890,039.01 and 17,380,527.32 is: 26,072,171.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,923,943.21 : 77,890,039.01 = 17,380,527.32 : x
  2. Step 2: Convert to fraction form
    51,923,943.21/77,890,039.01 = 17,380,527.32/x
  3. Step 3: Cross multiply
    51,923,943.21x = 77,890,039.01 × 17,380,527.32
  4. Step 4: Simplify right side
    51,923,943.21x = 1,353,769,950,915,259.75
  5. Step 5: Solve for x
    x = 1,353,769,950,915,259.75/51,923,943.21
  6. Step 6: Final answer
    x = 26,072,171.47

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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.