Finding the Fourth Proportional to 68,654,373.56, 94,652,881.71 and 49,542,900.48
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Solution
The fourth proportional to 68,654,373.56, 94,652,881.71 and 49,542,900.48 is: 68,304,145.17
Step by Step Solution
- Step 1: Write the proportion equation
68,654,373.56 : 94,652,881.71 = 49,542,900.48 : x - Step 2: Convert to fraction form
68,654,373.56/94,652,881.71 = 49,542,900.48/x - Step 3: Cross multiply
68,654,373.56x = 94,652,881.71 × 49,542,900.48 - Step 4: Simplify right side
68,654,373.56x = 4,689,378,298,219,395 - Step 5: Solve for x
x = 4,689,378,298,219,395/68,654,373.56 - Step 6: Final answer
x = 68,304,145.17
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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.