Finding the Fourth Proportional to 7,522,313.06, 10,381,089.66 and 4,214,635.82
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Solution
The fourth proportional to 7,522,313.06, 10,381,089.66 and 4,214,635.82 is: 5,816,364.19
Step by Step Solution
- Step 1: Write the proportion equation
7,522,313.06 : 10,381,089.66 = 4,214,635.82 : x - Step 2: Convert to fraction form
7,522,313.06/10,381,089.66 = 4,214,635.82/x - Step 3: Cross multiply
7,522,313.06x = 10,381,089.66 × 4,214,635.82 - Step 4: Simplify right side
7,522,313.06x = 43,752,512,331,667.62 - Step 5: Solve for x
x = 43,752,512,331,667.62/7,522,313.06 - Step 6: Final answer
x = 5,816,364.19
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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.