Finding the Fourth Proportional to 7,102,616.36, 10,654,235.58 and 2,054,437.16
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Solution
The fourth proportional to 7,102,616.36, 10,654,235.58 and 2,054,437.16 is: 3,081,745.71
Step by Step Solution
- Step 1: Write the proportion equation
7,102,616.36 : 10,654,235.58 = 2,054,437.16 : x - Step 2: Convert to fraction form
7,102,616.36/10,654,235.58 = 2,054,437.16/x - Step 3: Cross multiply
7,102,616.36x = 10,654,235.58 × 2,054,437.16 - Step 4: Simplify right side
7,102,616.36x = 21,888,457,486,946.15 - Step 5: Solve for x
x = 21,888,457,486,946.15/7,102,616.36 - Step 6: Final answer
x = 3,081,745.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.