Finding the Fourth Proportional to 14,690,858.70, 22,014,774.45 and 13,174,538.70
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Solution
The fourth proportional to 14,690,858.70, 22,014,774.45 and 13,174,538.70 is: 19,742,514.98
Step by Step Solution
- Step 1: Write the proportion equation
14,690,858.70 : 22,014,774.45 = 13,174,538.70 : x - Step 2: Convert to fraction form
14,690,858.70/22,014,774.45 = 13,174,538.70/x - Step 3: Cross multiply
14,690,858.70x = 22,014,774.45 × 13,174,538.70 - Step 4: Simplify right side
14,690,858.70x = 290,034,497,963,296.19 - Step 5: Solve for x
x = 290,034,497,963,296.19/14,690,858.70 - Step 6: Final answer
x = 19,742,514.98
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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.