Finding the Fourth Proportional to 35,408,099.31, 48,863,120.64 and 19,938,294.68
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Solution
The fourth proportional to 35,408,099.31, 48,863,120.64 and 19,938,294.68 is: 27,514,814.89
Step by Step Solution
- Step 1: Write the proportion equation
35,408,099.31 : 48,863,120.64 = 19,938,294.68 : x - Step 2: Convert to fraction form
35,408,099.31/48,863,120.64 = 19,938,294.68/x - Step 3: Cross multiply
35,408,099.31x = 48,863,120.64 × 19,938,294.68 - Step 4: Simplify right side
35,408,099.31x = 974,247,298,060,394.62 - Step 5: Solve for x
x = 974,247,298,060,394.62/35,408,099.31 - Step 6: Final answer
x = 27,514,814.89
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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.