Finding the Fourth Proportional to 19,240,383.36, 26,550,781.92 and 10,538,594.67
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Solution
The fourth proportional to 19,240,383.36, 26,550,781.92 and 10,538,594.67 is: 14,542,741.88
Step by Step Solution
- Step 1: Write the proportion equation
19,240,383.36 : 26,550,781.92 = 10,538,594.67 : x - Step 2: Convert to fraction form
19,240,383.36/26,550,781.92 = 10,538,594.67/x - Step 3: Cross multiply
19,240,383.36x = 26,550,781.92 × 10,538,594.67 - Step 4: Simplify right side
19,240,383.36x = 279,807,928,826,444.38 - Step 5: Solve for x
x = 279,807,928,826,444.38/19,240,383.36 - Step 6: Final answer
x = 14,542,741.88
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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.