Finding the Fourth Proportional to 77,392,491.79, 106,804,585.62 and 44,359,115.68
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Solution
The fourth proportional to 77,392,491.79, 106,804,585.62 and 44,359,115.68 is: 61,217,268.74
Step by Step Solution
- Step 1: Write the proportion equation
77,392,491.79 : 106,804,585.62 = 44,359,115.68 : x - Step 2: Convert to fraction form
77,392,491.79/106,804,585.62 = 44,359,115.68/x - Step 3: Cross multiply
77,392,491.79x = 106,804,585.62 × 44,359,115.68 - Step 4: Simplify right side
77,392,491.79x = 4,737,756,968,672,045 - Step 5: Solve for x
x = 4,737,756,968,672,045/77,392,491.79 - Step 6: Final answer
x = 61,217,268.74
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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.