Home / 64,512,933.80-96,769,400.70-52,419,698.60

Finding the Fourth Proportional to 64,512,933.80, 96,769,400.70 and 52,419,698.60

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Solution

The fourth proportional to 64,512,933.80, 96,769,400.70 and 52,419,698.60 is: 78,629,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512,933.80 : 96,769,400.70 = 52,419,698.60 : x
  2. Step 2: Convert to fraction form
    64,512,933.80/96,769,400.70 = 52,419,698.60/x
  3. Step 3: Cross multiply
    64,512,933.80x = 96,769,400.70 × 52,419,698.60
  4. Step 4: Simplify right side
    64,512,933.80x = 5,072,622,818,396,629
  5. Step 5: Solve for x
    x = 5,072,622,818,396,629/64,512,933.80
  6. Step 6: Final answer
    x = 78,629,547.90

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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.