Finding the Fourth Proportional to 32,363,242.92, 44,662,632.93 and 18,612,217.98
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Solution
The fourth proportional to 32,363,242.92, 44,662,632.93 and 18,612,217.98 is: 25,685,641.63
Step by Step Solution
- Step 1: Write the proportion equation
32,363,242.92 : 44,662,632.93 = 18,612,217.98 : x - Step 2: Convert to fraction form
32,363,242.92/44,662,632.93 = 18,612,217.98/x - Step 3: Cross multiply
32,363,242.92x = 44,662,632.93 × 18,612,217.98 - Step 4: Simplify right side
32,363,242.92x = 831,270,659,653,886.12 - Step 5: Solve for x
x = 831,270,659,653,886.12/32,363,242.92 - Step 6: Final answer
x = 25,685,641.63
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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.