Finding the Fourth Proportional to 14,269,573.94, 19,683,776.66 and 9,107,116.70
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Solution
The fourth proportional to 14,269,573.94, 19,683,776.66 and 9,107,116.70 is: 12,562,565.07
Step by Step Solution
- Step 1: Write the proportion equation
14,269,573.94 : 19,683,776.66 = 9,107,116.70 : x - Step 2: Convert to fraction form
14,269,573.94/19,683,776.66 = 9,107,116.70/x - Step 3: Cross multiply
14,269,573.94x = 19,683,776.66 × 9,107,116.70 - Step 4: Simplify right side
14,269,573.94x = 179,262,451,139,356.22 - Step 5: Solve for x
x = 179,262,451,139,356.22/14,269,573.94 - Step 6: Final answer
x = 12,562,565.07
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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.