Finding the Fourth Proportional to 6,817,070.52, 9,410,966.37 and 4,239,581.67
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Solution
The fourth proportional to 6,817,070.52, 9,410,966.37 and 4,239,581.67 is: 5,852,742.82
Step by Step Solution
- Step 1: Write the proportion equation
6,817,070.52 : 9,410,966.37 = 4,239,581.67 : x - Step 2: Convert to fraction form
6,817,070.52/9,410,966.37 = 4,239,581.67/x - Step 3: Cross multiply
6,817,070.52x = 9,410,966.37 × 4,239,581.67 - Step 4: Simplify right side
6,817,070.52x = 39,898,560,519,238.44 - Step 5: Solve for x
x = 39,898,560,519,238.44/6,817,070.52 - Step 6: Final answer
x = 5,852,742.82
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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.