Finding the Fourth Proportional to 19,135,531.72, 26,410,062.18 and 11,405,058.04
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Solution
The fourth proportional to 19,135,531.72, 26,410,062.18 and 11,405,058.04 is: 15,740,785.07
Step by Step Solution
- Step 1: Write the proportion equation
19,135,531.72 : 26,410,062.18 = 11,405,058.04 : x - Step 2: Convert to fraction form
19,135,531.72/26,410,062.18 = 11,405,058.04/x - Step 3: Cross multiply
19,135,531.72x = 26,410,062.18 × 11,405,058.04 - Step 4: Simplify right side
19,135,531.72x = 301,208,292,002,908.88 - Step 5: Solve for x
x = 301,208,292,002,908.88/19,135,531.72 - Step 6: Final answer
x = 15,740,785.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.