Home / 30,821,092.36-42,533,001.30-17,768,289.04

Finding the Fourth Proportional to 30,821,092.36, 42,533,001.30 and 17,768,289.04

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Solution

The fourth proportional to 30,821,092.36, 42,533,001.30 and 17,768,289.04 is: 24,520,177.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,821,092.36 : 42,533,001.30 = 17,768,289.04 : x
  2. Step 2: Convert to fraction form
    30,821,092.36/42,533,001.30 = 17,768,289.04/x
  3. Step 3: Cross multiply
    30,821,092.36x = 42,533,001.30 × 17,768,289.04
  4. Step 4: Simplify right side
    30,821,092.36x = 755,738,660,837,095.62
  5. Step 5: Solve for x
    x = 755,738,660,837,095.62/30,821,092.36
  6. Step 6: Final answer
    x = 24,520,177.68

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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.