Finding the Fourth Proportional to 6,818,133.97, 9,410,992.55 and 4,029,840.19
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Solution
The fourth proportional to 6,818,133.97, 9,410,992.55 and 4,029,840.19 is: 5,562,342.45
Step by Step Solution
- Step 1: Write the proportion equation
6,818,133.97 : 9,410,992.55 = 4,029,840.19 : x - Step 2: Convert to fraction form
6,818,133.97/9,410,992.55 = 4,029,840.19/x - Step 3: Cross multiply
6,818,133.97x = 9,410,992.55 × 4,029,840.19 - Step 4: Simplify right side
6,818,133.97x = 37,924,796,005,780.59 - Step 5: Solve for x
x = 37,924,796,005,780.59/6,818,133.97 - Step 6: Final answer
x = 5,562,342.45
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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.