Finding the Fourth Proportional to 7,263,864.06, 10,024,587.36 and 4,000,678.08
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Solution
The fourth proportional to 7,263,864.06, 10,024,587.36 and 4,000,678.08 is: 5,521,186.32
Step by Step Solution
- Step 1: Write the proportion equation
7,263,864.06 : 10,024,587.36 = 4,000,678.08 : x - Step 2: Convert to fraction form
7,263,864.06/10,024,587.36 = 4,000,678.08/x - Step 3: Cross multiply
7,263,864.06x = 10,024,587.36 × 4,000,678.08 - Step 4: Simplify right side
7,263,864.06x = 40,105,146,912,197.07 - Step 5: Solve for x
x = 40,105,146,912,197.07/7,263,864.06 - Step 6: Final answer
x = 5,521,186.32
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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.