Home / 30,756,992.84-46,126,949.02-9,186,480.60

Finding the Fourth Proportional to 30,756,992.84, 46,126,949.02 and 9,186,480.60

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Solution

The fourth proportional to 30,756,992.84, 46,126,949.02 and 9,186,480.60 is: 13,777,170.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,756,992.84 : 46,126,949.02 = 9,186,480.60 : x
  2. Step 2: Convert to fraction form
    30,756,992.84/46,126,949.02 = 9,186,480.60/x
  3. Step 3: Cross multiply
    30,756,992.84x = 46,126,949.02 × 9,186,480.60
  4. Step 4: Simplify right side
    30,756,992.84x = 423,744,322,309,419
  5. Step 5: Solve for x
    x = 423,744,322,309,419/30,756,992.84
  6. Step 6: Final answer
    x = 13,777,170.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.