Home / 30,019,398.42-41,426,805.24-16,268,362.56

Finding the Fourth Proportional to 30,019,398.42, 41,426,805.24 and 16,268,362.56

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Solution

The fourth proportional to 30,019,398.42, 41,426,805.24 and 16,268,362.56 is: 22,450,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019,398.42 : 41,426,805.24 = 16,268,362.56 : x
  2. Step 2: Convert to fraction form
    30,019,398.42/41,426,805.24 = 16,268,362.56/x
  3. Step 3: Cross multiply
    30,019,398.42x = 41,426,805.24 × 16,268,362.56
  4. Step 4: Simplify right side
    30,019,398.42x = 673,946,287,346,827.88
  5. Step 5: Solve for x
    x = 673,946,287,346,827.88/30,019,398.42
  6. Step 6: Final answer
    x = 22,450,359.53

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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.