Finding the Fourth Proportional to 22,041,759.44, 30,417,991.80 and 12,119,061.44
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Solution
The fourth proportional to 22,041,759.44, 30,417,991.80 and 12,119,061.44 is: 16,724,504.80
Step by Step Solution
- Step 1: Write the proportion equation
22,041,759.44 : 30,417,991.80 = 12,119,061.44 : x - Step 2: Convert to fraction form
22,041,759.44/30,417,991.80 = 12,119,061.44/x - Step 3: Cross multiply
22,041,759.44x = 30,417,991.80 × 12,119,061.44 - Step 4: Simplify right side
22,041,759.44x = 368,637,511,505,616.19 - Step 5: Solve for x
x = 368,637,511,505,616.19/22,041,759.44 - Step 6: Final answer
x = 16,724,504.80
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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.