Finding the Fourth Proportional to 40,432,350.98, 60,626,316.26 and 19,916,930.18
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Solution
The fourth proportional to 40,432,350.98, 60,626,316.26 and 19,916,930.18 is: 29,864,454.54
Step by Step Solution
- Step 1: Write the proportion equation
40,432,350.98 : 60,626,316.26 = 19,916,930.18 : x - Step 2: Convert to fraction form
40,432,350.98/60,626,316.26 = 19,916,930.18/x - Step 3: Cross multiply
40,432,350.98x = 60,626,316.26 × 19,916,930.18 - Step 4: Simplify right side
40,432,350.98x = 1,207,490,107,618,302.50 - Step 5: Solve for x
x = 1,207,490,107,618,302.50/40,432,350.98 - Step 6: Final answer
x = 29,864,454.54
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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.