Home / 30,967,842.08-42,730,933.44-17,734,961.12

Finding the Fourth Proportional to 30,967,842.08, 42,730,933.44 and 17,734,961.12

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Solution

The fourth proportional to 30,967,842.08, 42,730,933.44 and 17,734,961.12 is: 24,471,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,967,842.08 : 42,730,933.44 = 17,734,961.12 : x
  2. Step 2: Convert to fraction form
    30,967,842.08/42,730,933.44 = 17,734,961.12/x
  3. Step 3: Cross multiply
    30,967,842.08x = 42,730,933.44 × 17,734,961.12
  4. Step 4: Simplify right side
    30,967,842.08x = 757,831,443,179,707.88
  5. Step 5: Solve for x
    x = 757,831,443,179,707.88/30,967,842.08
  6. Step 6: Final answer
    x = 24,471,561.22

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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.