Home / 30,975,738.72-42,790,231.44-24,821,666.52

Finding the Fourth Proportional to 30,975,738.72, 42,790,231.44 and 24,821,666.52

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Solution

The fourth proportional to 30,975,738.72, 42,790,231.44 and 24,821,666.52 is: 34,288,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975,738.72 : 42,790,231.44 = 24,821,666.52 : x
  2. Step 2: Convert to fraction form
    30,975,738.72/42,790,231.44 = 24,821,666.52/x
  3. Step 3: Cross multiply
    30,975,738.72x = 42,790,231.44 × 24,821,666.52
  4. Step 4: Simplify right side
    30,975,738.72x = 1,062,124,855,117,299.25
  5. Step 5: Solve for x
    x = 1,062,124,855,117,299.25/30,975,738.72
  6. Step 6: Final answer
    x = 34,288,927.37

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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.