Finding the Fourth Proportional to 9,947,092.32, 13,725,769.68 and 6,274,630.08
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Solution
The fourth proportional to 9,947,092.32, 13,725,769.68 and 6,274,630.08 is: 8,658,221.37
Step by Step Solution
- Step 1: Write the proportion equation
9,947,092.32 : 13,725,769.68 = 6,274,630.08 : x - Step 2: Convert to fraction form
9,947,092.32/13,725,769.68 = 6,274,630.08/x - Step 3: Cross multiply
9,947,092.32x = 13,725,769.68 × 6,274,630.08 - Step 4: Simplify right side
9,947,092.32x = 86,124,127,305,279.97 - Step 5: Solve for x
x = 86,124,127,305,279.97/9,947,092.32 - Step 6: Final answer
x = 8,658,221.37
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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.