Finding the Fourth Proportional to 19,693,970.37, 29,540,537.96 and 6,564,337.56
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Solution
The fourth proportional to 19,693,970.37, 29,540,537.96 and 6,564,337.56 is: 9,846,367.15
Step by Step Solution
- Step 1: Write the proportion equation
19,693,970.37 : 29,540,537.96 = 6,564,337.56 : x - Step 2: Convert to fraction form
19,693,970.37/29,540,537.96 = 6,564,337.56/x - Step 3: Cross multiply
19,693,970.37x = 29,540,537.96 × 6,564,337.56 - Step 4: Simplify right side
19,693,970.37x = 193,914,062,840,612.06 - Step 5: Solve for x
x = 193,914,062,840,612.06/19,693,970.37 - Step 6: Final answer
x = 9,846,367.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.