Home / 30,780,653.28-46,144,902.98-13,495,754.68

Finding the Fourth Proportional to 30,780,653.28, 46,144,902.98 and 13,495,754.68

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Solution

The fourth proportional to 30,780,653.28, 46,144,902.98 and 13,495,754.68 is: 20,232,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,780,653.28 : 46,144,902.98 = 13,495,754.68 : x
  2. Step 2: Convert to fraction form
    30,780,653.28/46,144,902.98 = 13,495,754.68/x
  3. Step 3: Cross multiply
    30,780,653.28x = 46,144,902.98 × 13,495,754.68
  4. Step 4: Simplify right side
    30,780,653.28x = 622,760,290,350,480.88
  5. Step 5: Solve for x
    x = 622,760,290,350,480.88/30,780,653.28
  6. Step 6: Final answer
    x = 20,232,198.60

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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.