Finding the Fourth Proportional to 11,398,006.80, 15,729,223.14 and 6,241,323.24
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Solution
The fourth proportional to 11,398,006.80, 15,729,223.14 and 6,241,323.24 is: 8,613,011.70
Step by Step Solution
- Step 1: Write the proportion equation
11,398,006.80 : 15,729,223.14 = 6,241,323.24 : x - Step 2: Convert to fraction form
11,398,006.80/15,729,223.14 = 6,241,323.24/x - Step 3: Cross multiply
11,398,006.80x = 15,729,223.14 × 6,241,323.24 - Step 4: Simplify right side
11,398,006.80x = 98,171,165,930,827.78 - Step 5: Solve for x
x = 98,171,165,930,827.78/11,398,006.80 - Step 6: Final answer
x = 8,613,011.70
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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.