Finding the Fourth Proportional to 9,725,781.36, 14,589,393.74 and 2,901,816.48
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Solution
The fourth proportional to 9,725,781.36, 14,589,393.74 and 2,901,816.48 is: 4,352,940.05
Step by Step Solution
- Step 1: Write the proportion equation
9,725,781.36 : 14,589,393.74 = 2,901,816.48 : x - Step 2: Convert to fraction form
9,725,781.36/14,589,393.74 = 2,901,816.48/x - Step 3: Cross multiply
9,725,781.36x = 14,589,393.74 × 2,901,816.48 - Step 4: Simplify right side
9,725,781.36x = 42,335,743,187,940.84 - Step 5: Solve for x
x = 42,335,743,187,940.84/9,725,781.36 - Step 6: Final answer
x = 4,352,940.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.