Finding the Fourth Proportional to 76,846,884, 106,049,537.28 and 42,038,827.08
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Solution
The fourth proportional to 76,846,884, 106,049,537.28 and 42,038,827.08 is: 58,014,039.45
Step by Step Solution
- Step 1: Write the proportion equation
76,846,884 : 106,049,537.28 = 42,038,827.08 : x - Step 2: Convert to fraction form
76,846,884/106,049,537.28 = 42,038,827.08/x - Step 3: Cross multiply
76,846,884x = 106,049,537.28 × 42,038,827.08 - Step 4: Simplify right side
76,846,884x = 4,458,198,159,627,933.50 - Step 5: Solve for x
x = 4,458,198,159,627,933.50/76,846,884 - Step 6: Final answer
x = 58,014,039.45
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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.