Finding the Fourth Proportional to 16,654,336.36, 22,987,871.38 and 9,686,652.76
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Solution
The fourth proportional to 16,654,336.36, 22,987,871.38 and 9,686,652.76 is: 13,370,423.35
Step by Step Solution
- Step 1: Write the proportion equation
16,654,336.36 : 22,987,871.38 = 9,686,652.76 : x - Step 2: Convert to fraction form
16,654,336.36/22,987,871.38 = 9,686,652.76/x - Step 3: Cross multiply
16,654,336.36x = 22,987,871.38 × 9,686,652.76 - Step 4: Simplify right side
16,654,336.36x = 222,675,527,749,602 - Step 5: Solve for x
x = 222,675,527,749,602/16,654,336.36 - Step 6: Final answer
x = 13,370,423.35
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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.