Finding the Fourth Proportional to 34,888,508.98, 48,145,262.39 and 19,207,376.96
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Solution
The fourth proportional to 34,888,508.98, 48,145,262.39 and 19,207,376.96 is: 26,505,695.73
Step by Step Solution
- Step 1: Write the proportion equation
34,888,508.98 : 48,145,262.39 = 19,207,376.96 : x - Step 2: Convert to fraction form
34,888,508.98/48,145,262.39 = 19,207,376.96/x - Step 3: Cross multiply
34,888,508.98x = 48,145,262.39 × 19,207,376.96 - Step 4: Simplify right side
34,888,508.98x = 924,744,203,550,677.25 - Step 5: Solve for x
x = 924,744,203,550,677.25/34,888,508.98 - Step 6: Final answer
x = 26,505,695.73
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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.