Finding the Fourth Proportional to 54,020,729.78, 74,558,027.37 and 32,006,623.49
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Solution
The fourth proportional to 54,020,729.78, 74,558,027.37 and 32,006,623.49 is: 44,174,721.81
Step by Step Solution
- Step 1: Write the proportion equation
54,020,729.78 : 74,558,027.37 = 32,006,623.49 : x - Step 2: Convert to fraction form
54,020,729.78/74,558,027.37 = 32,006,623.49/x - Step 3: Cross multiply
54,020,729.78x = 74,558,027.37 × 32,006,623.49 - Step 4: Simplify right side
54,020,729.78x = 2,386,350,709,815,915 - Step 5: Solve for x
x = 2,386,350,709,815,915/54,020,729.78 - Step 6: Final answer
x = 44,174,721.81
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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.