Finding the Fourth Proportional to 11,553,670.08, 15,944,562.69 and 6,397,031.61
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Solution
The fourth proportional to 11,553,670.08, 15,944,562.69 and 6,397,031.61 is: 8,828,179.34
Step by Step Solution
- Step 1: Write the proportion equation
11,553,670.08 : 15,944,562.69 = 6,397,031.61 : x - Step 2: Convert to fraction form
11,553,670.08/15,944,562.69 = 6,397,031.61/x - Step 3: Cross multiply
11,553,670.08x = 15,944,562.69 × 6,397,031.61 - Step 4: Simplify right side
11,553,670.08x = 101,997,871,535,556.64 - Step 5: Solve for x
x = 101,997,871,535,556.64/11,553,670.08 - Step 6: Final answer
x = 8,828,179.34
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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.