Home / 51,685,516.56-71,326,019.16-29,968,081.68

Finding the Fourth Proportional to 51,685,516.56, 71,326,019.16 and 29,968,081.68

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Solution

The fourth proportional to 51,685,516.56, 71,326,019.16 and 29,968,081.68 is: 41,355,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,685,516.56 : 71,326,019.16 = 29,968,081.68 : x
  2. Step 2: Convert to fraction form
    51,685,516.56/71,326,019.16 = 29,968,081.68/x
  3. Step 3: Cross multiply
    51,685,516.56x = 71,326,019.16 × 29,968,081.68
  4. Step 4: Simplify right side
    51,685,516.56x = 2,137,503,968,096,124.75
  5. Step 5: Solve for x
    x = 2,137,503,968,096,124.75/51,685,516.56
  6. Step 6: Final answer
    x = 41,355,956.38

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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.