Finding the Fourth Proportional to 33,349,621.24, 49,989,749.78 and 12,893,391.08
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Solution
The fourth proportional to 33,349,621.24, 49,989,749.78 and 12,893,391.08 is: 19,326,678.08
Step by Step Solution
- Step 1: Write the proportion equation
33,349,621.24 : 49,989,749.78 = 12,893,391.08 : x - Step 2: Convert to fraction form
33,349,621.24/49,989,749.78 = 12,893,391.08/x - Step 3: Cross multiply
33,349,621.24x = 49,989,749.78 × 12,893,391.08 - Step 4: Simplify right side
33,349,621.24x = 644,537,393,904,884 - Step 5: Solve for x
x = 644,537,393,904,884/33,349,621.24 - Step 6: Final answer
x = 19,326,678.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.