Finding the Fourth Proportional to 49,381,853.15, 68,146,219.27 and 27,355,286.63
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Solution
The fourth proportional to 49,381,853.15, 68,146,219.27 and 27,355,286.63 is: 37,749,886.69
Step by Step Solution
- Step 1: Write the proportion equation
49,381,853.15 : 68,146,219.27 = 27,355,286.63 : x - Step 2: Convert to fraction form
49,381,853.15/68,146,219.27 = 27,355,286.63/x - Step 3: Cross multiply
49,381,853.15x = 68,146,219.27 × 27,355,286.63 - Step 4: Simplify right side
49,381,853.15x = 1,864,159,360,881,679.25 - Step 5: Solve for x
x = 1,864,159,360,881,679.25/49,381,853.15 - Step 6: Final answer
x = 37,749,886.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.