Home / 30,975,788.80-42,790,300.62-24,821,716.60

Finding the Fourth Proportional to 30,975,788.80, 42,790,300.62 and 24,821,716.60

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Solution

The fourth proportional to 30,975,788.80, 42,790,300.62 and 24,821,716.60 is: 34,288,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975,788.80 : 42,790,300.62 = 24,821,716.60 : x
  2. Step 2: Convert to fraction form
    30,975,788.80/42,790,300.62 = 24,821,716.60/x
  3. Step 3: Cross multiply
    30,975,788.80x = 42,790,300.62 × 24,821,716.60
  4. Step 4: Simplify right side
    30,975,788.80x = 1,062,128,715,218,444.25
  5. Step 5: Solve for x
    x = 1,062,128,715,218,444.25/30,975,788.80
  6. Step 6: Final answer
    x = 34,288,996.55

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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.