Finding the Fourth Proportional to 16,688,707.09, 25,035,886.99 and 5,755,928.26
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Solution
The fourth proportional to 16,688,707.09, 25,035,886.99 and 5,755,928.26 is: 8,634,867.20
Step by Step Solution
- Step 1: Write the proportion equation
16,688,707.09 : 25,035,886.99 = 5,755,928.26 : x - Step 2: Convert to fraction form
16,688,707.09/25,035,886.99 = 5,755,928.26/x - Step 3: Cross multiply
16,688,707.09x = 25,035,886.99 × 5,755,928.26 - Step 4: Simplify right side
16,688,707.09x = 144,104,769,399,077.72 - Step 5: Solve for x
x = 144,104,769,399,077.72/16,688,707.09 - Step 6: Final answer
x = 8,634,867.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.