Home / 73,968,694.36-102,069,845.10-50,077,720.42

Finding the Fourth Proportional to 73,968,694.36, 102,069,845.10 and 50,077,720.42

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Solution

The fourth proportional to 73,968,694.36, 102,069,845.10 and 50,077,720.42 is: 69,102,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,968,694.36 : 102,069,845.10 = 50,077,720.42 : x
  2. Step 2: Convert to fraction form
    73,968,694.36/102,069,845.10 = 50,077,720.42/x
  3. Step 3: Cross multiply
    73,968,694.36x = 102,069,845.10 × 50,077,720.42
  4. Step 4: Simplify right side
    73,968,694.36x = 5,111,425,166,230,507
  5. Step 5: Solve for x
    x = 5,111,425,166,230,507/73,968,694.36
  6. Step 6: Final answer
    x = 69,102,546.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.