Finding the Fourth Proportional to 16,407,550.84, 22,637,812.08 and 9,437,863.72
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Solution
The fourth proportional to 16,407,550.84, 22,637,812.08 and 9,437,863.72 is: 13,021,601.30
Step by Step Solution
- Step 1: Write the proportion equation
16,407,550.84 : 22,637,812.08 = 9,437,863.72 : x - Step 2: Convert to fraction form
16,407,550.84/22,637,812.08 = 9,437,863.72/x - Step 3: Cross multiply
16,407,550.84x = 22,637,812.08 × 9,437,863.72 - Step 4: Simplify right side
16,407,550.84x = 213,652,585,330,009.75 - Step 5: Solve for x
x = 213,652,585,330,009.75/16,407,550.84 - Step 6: Final answer
x = 13,021,601.30
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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.