Home / 7,180,698.66-9,909,317.07-4,083,222.54

Finding the Fourth Proportional to 7,180,698.66, 9,909,317.07 and 4,083,222.54

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Solution

The fourth proportional to 7,180,698.66, 9,909,317.07 and 4,083,222.54 is: 5,634,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180,698.66 : 9,909,317.07 = 4,083,222.54 : x
  2. Step 2: Convert to fraction form
    7,180,698.66/9,909,317.07 = 4,083,222.54/x
  3. Step 3: Cross multiply
    7,180,698.66x = 9,909,317.07 × 4,083,222.54
  4. Step 4: Simplify right side
    7,180,698.66x = 40,461,946,816,230.76
  5. Step 5: Solve for x
    x = 40,461,946,816,230.76/7,180,698.66
  6. Step 6: Final answer
    x = 5,634,820.33

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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.