Finding the Fourth Proportional to 49,537,915.23, 74,277,436.05 and 18,834,742.08
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Solution
The fourth proportional to 49,537,915.23, 74,277,436.05 and 18,834,742.08 is: 28,240,921.00
Step by Step Solution
- Step 1: Write the proportion equation
49,537,915.23 : 74,277,436.05 = 18,834,742.08 : x - Step 2: Convert to fraction form
49,537,915.23/74,277,436.05 = 18,834,742.08/x - Step 3: Cross multiply
49,537,915.23x = 74,277,436.05 × 18,834,742.08 - Step 4: Simplify right side
49,537,915.23x = 1,398,996,350,365,443.75 - Step 5: Solve for x
x = 1,398,996,350,365,443.75/49,537,915.23 - Step 6: Final answer
x = 28,240,921.00
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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.