Finding the Fourth Proportional to 5,383,852.08, 7,429,534.56 and 3,207,267.96
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Solution
The fourth proportional to 5,383,852.08, 7,429,534.56 and 3,207,267.96 is: 4,425,921.77
Step by Step Solution
- Step 1: Write the proportion equation
5,383,852.08 : 7,429,534.56 = 3,207,267.96 : x - Step 2: Convert to fraction form
5,383,852.08/7,429,534.56 = 3,207,267.96/x - Step 3: Cross multiply
5,383,852.08x = 7,429,534.56 × 3,207,267.96 - Step 4: Simplify right side
5,383,852.08x = 23,828,508,152,000.70 - Step 5: Solve for x
x = 23,828,508,152,000.70/5,383,852.08 - Step 6: Final answer
x = 4,425,921.77
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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.