Finding the Fourth Proportional to 38,864,597.79, 58,305,117.58 and 14,603,734.87
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Solution
The fourth proportional to 38,864,597.79, 58,305,117.58 and 14,603,734.87 is: 21,908,691.39
Step by Step Solution
- Step 1: Write the proportion equation
38,864,597.79 : 58,305,117.58 = 14,603,734.87 : x - Step 2: Convert to fraction form
38,864,597.79/58,305,117.58 = 14,603,734.87/x - Step 3: Cross multiply
38,864,597.79x = 58,305,117.58 × 14,603,734.87 - Step 4: Simplify right side
38,864,597.79x = 851,472,478,868,708.38 - Step 5: Solve for x
x = 851,472,478,868,708.38/38,864,597.79 - Step 6: Final answer
x = 21,908,691.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.