Finding the Fourth Proportional to 11,401,809.62, 15,734,701.73 and 6,244,839.02
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Solution
The fourth proportional to 11,401,809.62, 15,734,701.73 and 6,244,839.02 is: 8,617,989.83
Step by Step Solution
- Step 1: Write the proportion equation
11,401,809.62 : 15,734,701.73 = 6,244,839.02 : x - Step 2: Convert to fraction form
11,401,809.62/15,734,701.73 = 6,244,839.02/x - Step 3: Cross multiply
11,401,809.62x = 15,734,701.73 × 6,244,839.02 - Step 4: Simplify right side
11,401,809.62x = 98,260,679,331,565.50 - Step 5: Solve for x
x = 98,260,679,331,565.50/11,401,809.62 - Step 6: Final answer
x = 8,617,989.83
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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.