Finding the Fourth Proportional to 32,343,460.36, 44,637,889.32 and 18,408,203.76
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Solution
The fourth proportional to 32,343,460.36, 44,637,889.32 and 18,408,203.76 is: 25,405,548.85
Step by Step Solution
- Step 1: Write the proportion equation
32,343,460.36 : 44,637,889.32 = 18,408,203.76 : x - Step 2: Convert to fraction form
32,343,460.36/44,637,889.32 = 18,408,203.76/x - Step 3: Cross multiply
32,343,460.36x = 44,637,889.32 × 18,408,203.76 - Step 4: Simplify right side
32,343,460.36x = 821,703,362,018,887.88 - Step 5: Solve for x
x = 821,703,362,018,887.88/32,343,460.36 - Step 6: Final answer
x = 25,405,548.85
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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.