Finding the Fourth Proportional to 14,468,862.44, 21,674,917.56 and 8,390,824.98
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Solution
The fourth proportional to 14,468,862.44, 21,674,917.56 and 8,390,824.98 is: 12,569,781.52
Step by Step Solution
- Step 1: Write the proportion equation
14,468,862.44 : 21,674,917.56 = 8,390,824.98 : x - Step 2: Convert to fraction form
14,468,862.44/21,674,917.56 = 8,390,824.98/x - Step 3: Cross multiply
14,468,862.44x = 21,674,917.56 × 8,390,824.98 - Step 4: Simplify right side
14,468,862.44x = 181,870,439,701,888.66 - Step 5: Solve for x
x = 181,870,439,701,888.66/14,468,862.44 - Step 6: Final answer
x = 12,569,781.52
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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.