Finding the Fourth Proportional to 68,400,107.11, 94,391,719.39 and 37,037,492.84
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Solution
The fourth proportional to 68,400,107.11, 94,391,719.39 and 37,037,492.84 is: 51,111,508.14
Step by Step Solution
- Step 1: Write the proportion equation
68,400,107.11 : 94,391,719.39 = 37,037,492.84 : x - Step 2: Convert to fraction form
68,400,107.11/94,391,719.39 = 37,037,492.84/x - Step 3: Cross multiply
68,400,107.11x = 94,391,719.39 × 37,037,492.84 - Step 4: Simplify right side
68,400,107.11x = 3,496,032,631,062,414.50 - Step 5: Solve for x
x = 3,496,032,631,062,414.50/68,400,107.11 - Step 6: Final answer
x = 51,111,508.14
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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.