Finding the Fourth Proportional to 11,877,926.88, 17,823,630.21 and 6,412,948.81
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Solution
The fourth proportional to 11,877,926.88, 17,823,630.21 and 6,412,948.81 is: 9,623,062.11
Step by Step Solution
- Step 1: Write the proportion equation
11,877,926.88 : 17,823,630.21 = 6,412,948.81 : x - Step 2: Convert to fraction form
11,877,926.88/17,823,630.21 = 6,412,948.81/x - Step 3: Cross multiply
11,877,926.88x = 17,823,630.21 × 6,412,948.81 - Step 4: Simplify right side
11,877,926.88x = 114,302,028,145,099.55 - Step 5: Solve for x
x = 114,302,028,145,099.55/11,877,926.88 - Step 6: Final answer
x = 9,623,062.11
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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.