Finding the Fourth Proportional to 7,104,563.13, 9,802,059 and 4,348,377.21
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Solution
The fourth proportional to 7,104,563.13, 9,802,059 and 4,348,377.21 is: 5,999,390.70
Step by Step Solution
- Step 1: Write the proportion equation
7,104,563.13 : 9,802,059 = 4,348,377.21 : x - Step 2: Convert to fraction form
7,104,563.13/9,802,059 = 4,348,377.21/x - Step 3: Cross multiply
7,104,563.13x = 9,802,059 × 4,348,377.21 - Step 4: Simplify right side
7,104,563.13x = 42,623,049,966,675.39 - Step 5: Solve for x
x = 42,623,049,966,675.39/7,104,563.13 - Step 6: Final answer
x = 5,999,390.70
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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.