Finding the Fourth Proportional to 19,031,227, 26,263,122.12 and 10,329,402.79
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Solution
The fourth proportional to 19,031,227, 26,263,122.12 and 10,329,402.79 is: 14,254,591.51
Step by Step Solution
- Step 1: Write the proportion equation
19,031,227 : 26,263,122.12 = 10,329,402.79 : x - Step 2: Convert to fraction form
19,031,227/26,263,122.12 = 10,329,402.79/x - Step 3: Cross multiply
19,031,227x = 26,263,122.12 × 10,329,402.79 - Step 4: Simplify right side
19,031,227x = 271,282,366,900,438.69 - Step 5: Solve for x
x = 271,282,366,900,438.69/19,031,227 - Step 6: Final answer
x = 14,254,591.51
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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.