Home / 51,621,069.72-77,443,270.07-17,077,389.80

Finding the Fourth Proportional to 51,621,069.72, 77,443,270.07 and 17,077,389.80

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Solution

The fourth proportional to 51,621,069.72, 77,443,270.07 and 17,077,389.80 is: 25,619,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,621,069.72 : 77,443,270.07 = 17,077,389.80 : x
  2. Step 2: Convert to fraction form
    51,621,069.72/77,443,270.07 = 17,077,389.80/x
  3. Step 3: Cross multiply
    51,621,069.72x = 77,443,270.07 × 17,077,389.80
  4. Step 4: Simplify right side
    51,621,069.72x = 1,322,528,910,372,063.25
  5. Step 5: Solve for x
    x = 1,322,528,910,372,063.25/51,621,069.72
  6. Step 6: Final answer
    x = 25,619,943.90

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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.