Finding the Fourth Proportional to 19,496,408.07, 26,905,883.94 and 10,794,580.80
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Solution
The fourth proportional to 19,496,408.07, 26,905,883.94 and 10,794,580.80 is: 14,896,987.03
Step by Step Solution
- Step 1: Write the proportion equation
19,496,408.07 : 26,905,883.94 = 10,794,580.80 : x - Step 2: Convert to fraction form
19,496,408.07/26,905,883.94 = 10,794,580.80/x - Step 3: Cross multiply
19,496,408.07x = 26,905,883.94 × 10,794,580.80 - Step 4: Simplify right side
19,496,408.07x = 290,437,738,051,222.94 - Step 5: Solve for x
x = 290,437,738,051,222.94/19,496,408.07 - Step 6: Final answer
x = 14,896,987.03
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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.