Finding the Fourth Proportional to 16,409,450.36, 22,646,332.91 and 9,345,341.75
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Solution
The fourth proportional to 16,409,450.36, 22,646,332.91 and 9,345,341.75 is: 12,897,307.08
Step by Step Solution
- Step 1: Write the proportion equation
16,409,450.36 : 22,646,332.91 = 9,345,341.75 : x - Step 2: Convert to fraction form
16,409,450.36/22,646,332.91 = 9,345,341.75/x - Step 3: Cross multiply
16,409,450.36x = 22,646,332.91 × 9,345,341.75 - Step 4: Simplify right side
16,409,450.36x = 211,637,720,338,353.69 - Step 5: Solve for x
x = 211,637,720,338,353.69/16,409,450.36 - Step 6: Final answer
x = 12,897,307.08
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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.