Finding the Fourth Proportional to 7,484,213.19, 10,328,205.41 and 4,046,446.02
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Solution
The fourth proportional to 7,484,213.19, 10,328,205.41 and 4,046,446.02 is: 5,584,090.76
Step by Step Solution
- Step 1: Write the proportion equation
7,484,213.19 : 10,328,205.41 = 4,046,446.02 : x - Step 2: Convert to fraction form
7,484,213.19/10,328,205.41 = 4,046,446.02/x - Step 3: Cross multiply
7,484,213.19x = 10,328,205.41 × 4,046,446.02 - Step 4: Simplify right side
7,484,213.19x = 41,792,525,708,709.68 - Step 5: Solve for x
x = 41,792,525,708,709.68/7,484,213.19 - Step 6: Final answer
x = 5,584,090.76
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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.