Finding the Fourth Proportional to 14,372,456.68, 21,543,332.28 and 7,169,790.88
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Solution
The fourth proportional to 14,372,456.68, 21,543,332.28 and 7,169,790.88 is: 10,747,027.51
Step by Step Solution
- Step 1: Write the proportion equation
14,372,456.68 : 21,543,332.28 = 7,169,790.88 : x - Step 2: Convert to fraction form
14,372,456.68/21,543,332.28 = 7,169,790.88/x - Step 3: Cross multiply
14,372,456.68x = 21,543,332.28 × 7,169,790.88 - Step 4: Simplify right side
14,372,456.68x = 154,461,187,305,953.62 - Step 5: Solve for x
x = 154,461,187,305,953.62/14,372,456.68 - Step 6: Final answer
x = 10,747,027.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.