Finding the Fourth Proportional to 34,611,569.70, 47,770,355.88 and 22,237,132.14
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Solution
The fourth proportional to 34,611,569.70, 47,770,355.88 and 22,237,132.14 is: 30,691,347.58
Step by Step Solution
- Step 1: Write the proportion equation
34,611,569.70 : 47,770,355.88 = 22,237,132.14 : x - Step 2: Convert to fraction form
34,611,569.70/47,770,355.88 = 22,237,132.14/x - Step 3: Cross multiply
34,611,569.70x = 47,770,355.88 × 22,237,132.14 - Step 4: Simplify right side
34,611,569.70x = 1,062,275,716,078,386.12 - Step 5: Solve for x
x = 1,062,275,716,078,386.12/34,611,569.70 - Step 6: Final answer
x = 30,691,347.58
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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.