Finding the Fourth Proportional to 7,252,992.21, 10,009,152.27 and 3,990,054.99
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Solution
The fourth proportional to 7,252,992.21, 10,009,152.27 and 3,990,054.99 is: 5,506,288.55
Step by Step Solution
- Step 1: Write the proportion equation
7,252,992.21 : 10,009,152.27 = 3,990,054.99 : x - Step 2: Convert to fraction form
7,252,992.21/10,009,152.27 = 3,990,054.99/x - Step 3: Cross multiply
7,252,992.21x = 10,009,152.27 × 3,990,054.99 - Step 4: Simplify right side
7,252,992.21x = 39,937,067,960,583.33 - Step 5: Solve for x
x = 39,937,067,960,583.33/7,252,992.21 - Step 6: Final answer
x = 5,506,288.55
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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.