Home / 33,010,246.40-49,515,369.60-20,917,011.20

Finding the Fourth Proportional to 33,010,246.40, 49,515,369.60 and 20,917,011.20

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Solution

The fourth proportional to 33,010,246.40, 49,515,369.60 and 20,917,011.20 is: 31,375,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010,246.40 : 49,515,369.60 = 20,917,011.20 : x
  2. Step 2: Convert to fraction form
    33,010,246.40/49,515,369.60 = 20,917,011.20/x
  3. Step 3: Cross multiply
    33,010,246.40x = 49,515,369.60 × 20,917,011.20
  4. Step 4: Simplify right side
    33,010,246.40x = 1,035,713,540,495,339.50
  5. Step 5: Solve for x
    x = 1,035,713,540,495,339.50/33,010,246.40
  6. Step 6: Final answer
    x = 31,375,516.80

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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.