Finding the Fourth Proportional to 5,613,977.92, 7,747,284.12 and 3,035,652.56
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Solution
The fourth proportional to 5,613,977.92, 7,747,284.12 and 3,035,652.56 is: 4,189,197.61
Step by Step Solution
- Step 1: Write the proportion equation
5,613,977.92 : 7,747,284.12 = 3,035,652.56 : x - Step 2: Convert to fraction form
5,613,977.92/7,747,284.12 = 3,035,652.56/x - Step 3: Cross multiply
5,613,977.92x = 7,747,284.12 × 3,035,652.56 - Step 4: Simplify right side
5,613,977.92x = 23,518,062,871,925.35 - Step 5: Solve for x
x = 23,518,062,871,925.35/5,613,977.92 - Step 6: Final answer
x = 4,189,197.61
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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.