Finding the Fourth Proportional to 25,841,843.05, 35,660,136.58 and 14,238,757.21
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Solution
The fourth proportional to 25,841,843.05, 35,660,136.58 and 14,238,757.21 is: 19,648,599.59
Step by Step Solution
- Step 1: Write the proportion equation
25,841,843.05 : 35,660,136.58 = 14,238,757.21 : x - Step 2: Convert to fraction form
25,841,843.05/35,660,136.58 = 14,238,757.21/x - Step 3: Cross multiply
25,841,843.05x = 35,660,136.58 × 14,238,757.21 - Step 4: Simplify right side
25,841,843.05x = 507,756,026,838,059.75 - Step 5: Solve for x
x = 507,756,026,838,059.75/25,841,843.05 - Step 6: Final answer
x = 19,648,599.59
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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.