Finding the Fourth Proportional to 96,390,575.37, 133,018,994.01 and 55,137,467.74
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Solution
The fourth proportional to 96,390,575.37, 133,018,994.01 and 55,137,467.74 is: 76,089,705.48
Step by Step Solution
- Step 1: Write the proportion equation
96,390,575.37 : 133,018,994.01 = 55,137,467.74 : x - Step 2: Convert to fraction form
96,390,575.37/133,018,994.01 = 55,137,467.74/x - Step 3: Cross multiply
96,390,575.37x = 133,018,994.01 × 55,137,467.74 - Step 4: Simplify right side
96,390,575.37x = 7,334,330,491,033,629 - Step 5: Solve for x
x = 7,334,330,491,033,629/96,390,575.37 - Step 6: Final answer
x = 76,089,705.48
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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.