Finding the Fourth Proportional to 7,634,948.54, 10,536,251.19 and 4,371,812.78
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Solution
The fourth proportional to 7,634,948.54, 10,536,251.19 and 4,371,812.78 is: 6,033,114.35
Step by Step Solution
- Step 1: Write the proportion equation
7,634,948.54 : 10,536,251.19 = 4,371,812.78 : x - Step 2: Convert to fraction form
7,634,948.54/10,536,251.19 = 4,371,812.78/x - Step 3: Cross multiply
7,634,948.54x = 10,536,251.19 × 4,371,812.78 - Step 4: Simplify right side
7,634,948.54x = 46,062,517,605,732.21 - Step 5: Solve for x
x = 46,062,517,605,732.21/7,634,948.54 - Step 6: Final answer
x = 6,033,114.35
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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.