Home / 40,694,680.40-61,042,020.60-13,768,336.40

Finding the Fourth Proportional to 40,694,680.40, 61,042,020.60 and 13,768,336.40

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Solution

The fourth proportional to 40,694,680.40, 61,042,020.60 and 13,768,336.40 is: 20,652,504.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,694,680.40 : 61,042,020.60 = 13,768,336.40 : x
  2. Step 2: Convert to fraction form
    40,694,680.40/61,042,020.60 = 13,768,336.40/x
  3. Step 3: Cross multiply
    40,694,680.40x = 61,042,020.60 × 13,768,336.40
  4. Step 4: Simplify right side
    40,694,680.40x = 840,447,074,156,529.88
  5. Step 5: Solve for x
    x = 840,447,074,156,529.88/40,694,680.40
  6. Step 6: Final answer
    x = 20,652,504.60

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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.