Finding the Fourth Proportional to 14,519,317.74, 21,778,828.96 and 3,736,576.68
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Solution
The fourth proportional to 14,519,317.74, 21,778,828.96 and 3,736,576.68 is: 5,604,827.02
Step by Step Solution
- Step 1: Write the proportion equation
14,519,317.74 : 21,778,828.96 = 3,736,576.68 : x - Step 2: Convert to fraction form
14,519,317.74/21,778,828.96 = 3,736,576.68/x - Step 3: Cross multiply
14,519,317.74x = 21,778,828.96 × 3,736,576.68 - Step 4: Simplify right side
14,519,317.74x = 81,378,264,409,644.66 - Step 5: Solve for x
x = 81,378,264,409,644.66/14,519,317.74 - Step 6: Final answer
x = 5,604,827.02
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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.