Finding the Fourth Proportional to 46,638,932.01, 69,955,876.13 and 14,290,930.26
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Solution
The fourth proportional to 46,638,932.01, 69,955,876.13 and 14,290,930.26 is: 21,435,622.64
Step by Step Solution
- Step 1: Write the proportion equation
46,638,932.01 : 69,955,876.13 = 14,290,930.26 : x - Step 2: Convert to fraction form
46,638,932.01/69,955,876.13 = 14,290,930.26/x - Step 3: Cross multiply
46,638,932.01x = 69,955,876.13 × 14,290,930.26 - Step 4: Simplify right side
46,638,932.01x = 999,734,547,051,028.62 - Step 5: Solve for x
x = 999,734,547,051,028.62/46,638,932.01 - Step 6: Final answer
x = 21,435,622.64
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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.