Finding the Fourth Proportional to 7,136,395.41, 9,848,235.41 and 3,873,210.19
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Solution
The fourth proportional to 7,136,395.41, 9,848,235.41 and 3,873,210.19 is: 5,345,035.35
Step by Step Solution
- Step 1: Write the proportion equation
7,136,395.41 : 9,848,235.41 = 3,873,210.19 : x - Step 2: Convert to fraction form
7,136,395.41/9,848,235.41 = 3,873,210.19/x - Step 3: Cross multiply
7,136,395.41x = 9,848,235.41 × 3,873,210.19 - Step 4: Simplify right side
7,136,395.41x = 38,144,285,743,530.83 - Step 5: Solve for x
x = 38,144,285,743,530.83/7,136,395.41 - Step 6: Final answer
x = 5,345,035.35
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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.