Finding the Fourth Proportional to 19,894,457.17, 29,841,684.09 and 5,517,524.71
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Solution
The fourth proportional to 19,894,457.17, 29,841,684.09 and 5,517,524.71 is: 8,276,286.60
Step by Step Solution
- Step 1: Write the proportion equation
19,894,457.17 : 29,841,684.09 = 5,517,524.71 : x - Step 2: Convert to fraction form
19,894,457.17/29,841,684.09 = 5,517,524.71/x - Step 3: Cross multiply
19,894,457.17x = 29,841,684.09 × 5,517,524.71 - Step 4: Simplify right side
19,894,457.17x = 164,652,229,354,588.88 - Step 5: Solve for x
x = 164,652,229,354,588.88/19,894,457.17 - Step 6: Final answer
x = 8,276,286.60
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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.