Finding the Fourth Proportional to 14,681,571.21, 22,010,231.12 and 6,478,372.35
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Solution
The fourth proportional to 14,681,571.21, 22,010,231.12 and 6,478,372.35 is: 9,712,207.95
Step by Step Solution
- Step 1: Write the proportion equation
14,681,571.21 : 22,010,231.12 = 6,478,372.35 : x - Step 2: Convert to fraction form
14,681,571.21/22,010,231.12 = 6,478,372.35/x - Step 3: Cross multiply
14,681,571.21x = 22,010,231.12 × 6,478,372.35 - Step 4: Simplify right side
14,681,571.21x = 142,590,472,672,525.66 - Step 5: Solve for x
x = 142,590,472,672,525.66/14,681,571.21 - Step 6: Final answer
x = 9,712,207.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.