Finding the Fourth Proportional to 54,312,972.54, 74,921,224.86 and 32,293,573.08
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Solution
The fourth proportional to 54,312,972.54, 74,921,224.86 and 32,293,573.08 is: 44,546,890.68
Step by Step Solution
- Step 1: Write the proportion equation
54,312,972.54 : 74,921,224.86 = 32,293,573.08 : x - Step 2: Convert to fraction form
54,312,972.54/74,921,224.86 = 32,293,573.08/x - Step 3: Cross multiply
54,312,972.54x = 74,921,224.86 × 32,293,573.08 - Step 4: Simplify right side
54,312,972.54x = 2,419,474,050,259,522.50 - Step 5: Solve for x
x = 2,419,474,050,259,522.50/54,312,972.54 - Step 6: Final answer
x = 44,546,890.68
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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.