Finding the Fourth Proportional to 6,802,383.84, 9,387,289.86 and 3,746,598.09
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Solution
The fourth proportional to 6,802,383.84, 9,387,289.86 and 3,746,598.09 is: 5,170,305.45
Step by Step Solution
- Step 1: Write the proportion equation
6,802,383.84 : 9,387,289.86 = 3,746,598.09 : x - Step 2: Convert to fraction form
6,802,383.84/9,387,289.86 = 3,746,598.09/x - Step 3: Cross multiply
6,802,383.84x = 9,387,289.86 × 3,746,598.09 - Step 4: Simplify right side
6,802,383.84x = 35,170,402,259,752.36 - Step 5: Solve for x
x = 35,170,402,259,752.36/6,802,383.84 - Step 6: Final answer
x = 5,170,305.45
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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.