Finding the Fourth Proportional to 7,136,599.33, 9,848,536.74 and 3,873,418.75
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Solution
The fourth proportional to 7,136,599.33, 9,848,536.74 and 3,873,418.75 is: 5,345,333.98
Step by Step Solution
- Step 1: Write the proportion equation
7,136,599.33 : 9,848,536.74 = 3,873,418.75 : x - Step 2: Convert to fraction form
7,136,599.33/9,848,536.74 = 3,873,418.75/x - Step 3: Cross multiply
7,136,599.33x = 9,848,536.74 × 3,873,418.75 - Step 4: Simplify right side
7,136,599.33x = 38,147,506,868,779.88 - Step 5: Solve for x
x = 38,147,506,868,779.88/7,136,599.33 - Step 6: Final answer
x = 5,345,333.98
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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.