Finding the Fourth Proportional to 11,805,909.24, 16,290,356.94 and 6,648,943.80
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Solution
The fourth proportional to 11,805,909.24, 16,290,356.94 and 6,648,943.80 is: 9,174,529.94
Step by Step Solution
- Step 1: Write the proportion equation
11,805,909.24 : 16,290,356.94 = 6,648,943.80 : x - Step 2: Convert to fraction form
11,805,909.24/16,290,356.94 = 6,648,943.80/x - Step 3: Cross multiply
11,805,909.24x = 16,290,356.94 × 6,648,943.80 - Step 4: Simplify right side
11,805,909.24x = 108,313,667,775,999.97 - Step 5: Solve for x
x = 108,313,667,775,999.97/11,805,909.24 - Step 6: Final answer
x = 9,174,529.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.