Finding the Fourth Proportional to 26,375,587.81, 39,495,244.82 and 18,203,446.78
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Solution
The fourth proportional to 26,375,587.81, 39,495,244.82 and 18,203,446.78 is: 27,258,144.62
Step by Step Solution
- Step 1: Write the proportion equation
26,375,587.81 : 39,495,244.82 = 18,203,446.78 : x - Step 2: Convert to fraction form
26,375,587.81/39,495,244.82 = 18,203,446.78/x - Step 3: Cross multiply
26,375,587.81x = 39,495,244.82 × 18,203,446.78 - Step 4: Simplify right side
26,375,587.81x = 718,949,586,954,185.25 - Step 5: Solve for x
x = 718,949,586,954,185.25/26,375,587.81 - Step 6: Final answer
x = 27,258,144.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.