Finding the Fourth Proportional to 19,124,232.68, 26,388,209.91 and 10,750,487.03
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Solution
The fourth proportional to 19,124,232.68, 26,388,209.91 and 10,750,487.03 is: 14,833,855.72
Step by Step Solution
- Step 1: Write the proportion equation
19,124,232.68 : 26,388,209.91 = 10,750,487.03 : x - Step 2: Convert to fraction form
19,124,232.68/26,388,209.91 = 10,750,487.03/x - Step 3: Cross multiply
19,124,232.68x = 26,388,209.91 × 10,750,487.03 - Step 4: Simplify right side
19,124,232.68x = 283,686,108,250,431.44 - Step 5: Solve for x
x = 283,686,108,250,431.44/19,124,232.68 - Step 6: Final answer
x = 14,833,855.72
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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.