Finding the Fourth Proportional to 7,259,349.95, 10,015,646.36 and 4,119,094.15
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Solution
The fourth proportional to 7,259,349.95, 10,015,646.36 and 4,119,094.15 is: 5,683,069.50
Step by Step Solution
- Step 1: Write the proportion equation
7,259,349.95 : 10,015,646.36 = 4,119,094.15 : x - Step 2: Convert to fraction form
7,259,349.95/10,015,646.36 = 4,119,094.15/x - Step 3: Cross multiply
7,259,349.95x = 10,015,646.36 × 4,119,094.15 - Step 4: Simplify right side
7,259,349.95x = 41,255,390,284,310.21 - Step 5: Solve for x
x = 41,255,390,284,310.21/7,259,349.95 - Step 6: Final answer
x = 5,683,069.50
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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.