Finding the Fourth Proportional to 7,285,101.32, 10,054,756.14 and 4,345,107.08
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Solution
The fourth proportional to 7,285,101.32, 10,054,756.14 and 4,345,107.08 is: 5,997,032.87
Step by Step Solution
- Step 1: Write the proportion equation
7,285,101.32 : 10,054,756.14 = 4,345,107.08 : x - Step 2: Convert to fraction form
7,285,101.32/10,054,756.14 = 4,345,107.08/x - Step 3: Cross multiply
7,285,101.32x = 10,054,756.14 × 4,345,107.08 - Step 4: Simplify right side
7,285,101.32x = 43,688,992,091,587.48 - Step 5: Solve for x
x = 43,688,992,091,587.48/7,285,101.32 - Step 6: Final answer
x = 5,997,032.87
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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.