Finding the Fourth Proportional to 53,886,427.34, 74,363,299.56 and 29,106,614.07
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Solution
The fourth proportional to 53,886,427.34, 74,363,299.56 and 29,106,614.07 is: 40,167,143.53
Step by Step Solution
- Step 1: Write the proportion equation
53,886,427.34 : 74,363,299.56 = 29,106,614.07 : x - Step 2: Convert to fraction form
53,886,427.34/74,363,299.56 = 29,106,614.07/x - Step 3: Cross multiply
53,886,427.34x = 74,363,299.56 × 29,106,614.07 - Step 4: Simplify right side
53,886,427.34x = 2,164,463,861,264,721 - Step 5: Solve for x
x = 2,164,463,861,264,721/53,886,427.34 - Step 6: Final answer
x = 40,167,143.53
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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.