Home / 30,975,807.80-42,790,326.84-24,821,735.60

Finding the Fourth Proportional to 30,975,807.80, 42,790,326.84 and 24,821,735.60

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Solution

The fourth proportional to 30,975,807.80, 42,790,326.84 and 24,821,735.60 is: 34,289,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975,807.80 : 42,790,326.84 = 24,821,735.60 : x
  2. Step 2: Convert to fraction form
    30,975,807.80/42,790,326.84 = 24,821,735.60/x
  3. Step 3: Cross multiply
    30,975,807.80x = 42,790,326.84 × 24,821,735.60
  4. Step 4: Simplify right side
    30,975,807.80x = 1,062,130,179,060,063.62
  5. Step 5: Solve for x
    x = 1,062,130,179,060,063.62/30,975,807.80
  6. Step 6: Final answer
    x = 34,289,022.77

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1.5x scale

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.