Finding the Fourth Proportional to 16,269,628.34, 22,450,451.81 and 9,743,089.99
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Solution
The fourth proportional to 16,269,628.34, 22,450,451.81 and 9,743,089.99 is: 13,444,484.89
Step by Step Solution
- Step 1: Write the proportion equation
16,269,628.34 : 22,450,451.81 = 9,743,089.99 : x - Step 2: Convert to fraction form
16,269,628.34/22,450,451.81 = 9,743,089.99/x - Step 3: Cross multiply
16,269,628.34x = 22,450,451.81 × 9,743,089.99 - Step 4: Simplify right side
16,269,628.34x = 218,736,772,300,988.38 - Step 5: Solve for x
x = 218,736,772,300,988.38/16,269,628.34 - Step 6: Final answer
x = 13,444,484.89
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1.5x scale
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.