Finding the Fourth Proportional to 6,818,132.97, 9,410,991.17 and 4,029,839.19
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Solution
The fourth proportional to 6,818,132.97, 9,410,991.17 and 4,029,839.19 is: 5,562,341.07
Step by Step Solution
- Step 1: Write the proportion equation
6,818,132.97 : 9,410,991.17 = 4,029,839.19 : x - Step 2: Convert to fraction form
6,818,132.97/9,410,991.17 = 4,029,839.19/x - Step 3: Cross multiply
6,818,132.97x = 9,410,991.17 × 4,029,839.19 - Step 4: Simplify right side
6,818,132.97x = 37,924,781,013,460.75 - Step 5: Solve for x
x = 37,924,781,013,460.75/6,818,132.97 - Step 6: Final answer
x = 5,562,341.07
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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.