Finding the Fourth Proportional to 7,626,433.12, 10,521,917.17 and 4,318,275.24
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Solution
The fourth proportional to 7,626,433.12, 10,521,917.17 and 4,318,275.24 is: 5,957,769.99
Step by Step Solution
- Step 1: Write the proportion equation
7,626,433.12 : 10,521,917.17 = 4,318,275.24 : x - Step 2: Convert to fraction form
7,626,433.12/10,521,917.17 = 4,318,275.24/x - Step 3: Cross multiply
7,626,433.12x = 10,521,917.17 × 4,318,275.24 - Step 4: Simplify right side
7,626,433.12x = 45,436,534,381,746.19 - Step 5: Solve for x
x = 45,436,534,381,746.19/7,626,433.12 - Step 6: Final answer
x = 5,957,769.99
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1.5x scale
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.