Finding the Fourth Proportional to 14,210,762.25, 19,609,659.99 and 8,408,527.32
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Solution
The fourth proportional to 14,210,762.25, 19,609,659.99 and 8,408,527.32 is: 11,603,062.44
Step by Step Solution
- Step 1: Write the proportion equation
14,210,762.25 : 19,609,659.99 = 8,408,527.32 : x - Step 2: Convert to fraction form
14,210,762.25/19,609,659.99 = 8,408,527.32/x - Step 3: Cross multiply
14,210,762.25x = 19,609,659.99 × 8,408,527.32 - Step 4: Simplify right side
14,210,762.25x = 164,888,361,761,825.91 - Step 5: Solve for x
x = 164,888,361,761,825.91/14,210,762.25 - Step 6: Final answer
x = 11,603,062.44
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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.