Finding the Fourth Proportional to 73,806,138.20, 101,852,466.82 and 39,858,693.94
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Solution
The fourth proportional to 73,806,138.20, 101,852,466.82 and 39,858,693.94 is: 55,004,995.53
Step by Step Solution
- Step 1: Write the proportion equation
73,806,138.20 : 101,852,466.82 = 39,858,693.94 : x - Step 2: Convert to fraction form
73,806,138.20/101,852,466.82 = 39,858,693.94/x - Step 3: Cross multiply
73,806,138.20x = 101,852,466.82 × 39,858,693.94 - Step 4: Simplify right side
73,806,138.20x = 4,059,706,302,012,384.50 - Step 5: Solve for x
x = 4,059,706,302,012,384.50/73,806,138.20 - Step 6: Final answer
x = 55,004,995.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.