Home / 50,617,161.78-69,776,436.42-39,733,250.10

Finding the Fourth Proportional to 50,617,161.78, 69,776,436.42 and 39,733,250.10

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Solution

The fourth proportional to 50,617,161.78, 69,776,436.42 and 39,733,250.10 is: 54,772,818.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,617,161.78 : 69,776,436.42 = 39,733,250.10 : x
  2. Step 2: Convert to fraction form
    50,617,161.78/69,776,436.42 = 39,733,250.10/x
  3. Step 3: Cross multiply
    50,617,161.78x = 69,776,436.42 × 39,733,250.10
  4. Step 4: Simplify right side
    50,617,161.78x = 2,772,444,599,362,609
  5. Step 5: Solve for x
    x = 2,772,444,599,362,609/50,617,161.78
  6. Step 6: Final answer
    x = 54,772,818.19

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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.