Finding the Fourth Proportional to 11,878,127.01, 17,823,929.99 and 6,413,148.54
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Solution
The fourth proportional to 11,878,127.01, 17,823,929.99 and 6,413,148.54 is: 9,623,361.53
Step by Step Solution
- Step 1: Write the proportion equation
11,878,127.01 : 17,823,929.99 = 6,413,148.54 : x - Step 2: Convert to fraction form
11,878,127.01/17,823,929.99 = 6,413,148.54/x - Step 3: Cross multiply
11,878,127.01x = 17,823,929.99 × 6,413,148.54 - Step 4: Simplify right side
11,878,127.01x = 114,307,510,560,364.97 - Step 5: Solve for x
x = 114,307,510,560,364.97/11,878,127.01 - Step 6: Final answer
x = 9,623,361.53
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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.