Finding the Fourth Proportional to 19,464,135.93, 26,859,353.49 and 10,761,625.53
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Solution
The fourth proportional to 19,464,135.93, 26,859,353.49 and 10,761,625.53 is: 14,850,405.14
Step by Step Solution
- Step 1: Write the proportion equation
19,464,135.93 : 26,859,353.49 = 10,761,625.53 : x - Step 2: Convert to fraction form
19,464,135.93/26,859,353.49 = 10,761,625.53/x - Step 3: Cross multiply
19,464,135.93x = 26,859,353.49 × 10,761,625.53 - Step 4: Simplify right side
19,464,135.93x = 289,050,304,237,278.56 - Step 5: Solve for x
x = 289,050,304,237,278.56/19,464,135.93 - Step 6: Final answer
x = 14,850,405.14
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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.