Finding the Fourth Proportional to 14,021,526.24, 19,352,934.70 and 8,222,176.32
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Solution
The fourth proportional to 14,021,526.24, 19,352,934.70 and 8,222,176.32 is: 11,348,496.50
Step by Step Solution
- Step 1: Write the proportion equation
14,021,526.24 : 19,352,934.70 = 8,222,176.32 : x - Step 2: Convert to fraction form
14,021,526.24/19,352,934.70 = 8,222,176.32/x - Step 3: Cross multiply
14,021,526.24x = 19,352,934.70 × 8,222,176.32 - Step 4: Simplify right side
14,021,526.24x = 159,123,241,412,846.31 - Step 5: Solve for x
x = 159,123,241,412,846.31/14,021,526.24 - Step 6: Final answer
x = 11,348,496.50
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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.