Finding the Fourth Proportional to 6,326,739, 8,731,062.09 and 3,880,701.54
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Solution
The fourth proportional to 6,326,739, 8,731,062.09 and 3,880,701.54 is: 5,355,467.66
Step by Step Solution
- Step 1: Write the proportion equation
6,326,739 : 8,731,062.09 = 3,880,701.54 : x - Step 2: Convert to fraction form
6,326,739/8,731,062.09 = 3,880,701.54/x - Step 3: Cross multiply
6,326,739x = 8,731,062.09 × 3,880,701.54 - Step 4: Simplify right side
6,326,739x = 33,882,646,098,498.62 - Step 5: Solve for x
x = 33,882,646,098,498.62/6,326,739 - Step 6: Final answer
x = 5,355,467.66
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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.