Finding the Fourth Proportional to 14,305,625.34, 19,742,282.13 and 8,195,234.82
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Solution
The fourth proportional to 14,305,625.34, 19,742,282.13 and 8,195,234.82 is: 11,309,721.46
Step by Step Solution
- Step 1: Write the proportion equation
14,305,625.34 : 19,742,282.13 = 8,195,234.82 : x - Step 2: Convert to fraction form
14,305,625.34/19,742,282.13 = 8,195,234.82/x - Step 3: Cross multiply
14,305,625.34x = 19,742,282.13 × 8,195,234.82 - Step 4: Simplify right side
14,305,625.34x = 161,792,637,938,039.75 - Step 5: Solve for x
x = 161,792,637,938,039.75/14,305,625.34 - Step 6: Final answer
x = 11,309,721.46
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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.