Finding the Fourth Proportional to 6,871,135.51, 10,306,697.40 and 1,753,564.99
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Solution
The fourth proportional to 6,871,135.51, 10,306,697.40 and 1,753,564.99 is: 2,630,345.99
Step by Step Solution
- Step 1: Write the proportion equation
6,871,135.51 : 10,306,697.40 = 1,753,564.99 : x - Step 2: Convert to fraction form
6,871,135.51/10,306,697.40 = 1,753,564.99/x - Step 3: Cross multiply
6,871,135.51x = 10,306,697.40 × 1,753,564.99 - Step 4: Simplify right side
6,871,135.51x = 18,073,463,728,674.95 - Step 5: Solve for x
x = 18,073,463,728,674.95/6,871,135.51 - Step 6: Final answer
x = 2,630,345.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.