Home / 5,578,727.26-7,698,221.12-3,130,865.54

Finding the Fourth Proportional to 5,578,727.26, 7,698,221.12 and 3,130,865.54

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Solution

The fourth proportional to 5,578,727.26, 7,698,221.12 and 3,130,865.54 is: 4,320,357.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,727.26 : 7,698,221.12 = 3,130,865.54 : x
  2. Step 2: Convert to fraction form
    5,578,727.26/7,698,221.12 = 3,130,865.54/x
  3. Step 3: Cross multiply
    5,578,727.26x = 7,698,221.12 × 3,130,865.54
  4. Step 4: Simplify right side
    5,578,727.26x = 24,102,095,256,609.53
  5. Step 5: Solve for x
    x = 24,102,095,256,609.53/5,578,727.26
  6. Step 6: Final answer
    x = 4,320,357.34

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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.