Finding the Fourth Proportional to 7,660,305.68, 11,492,140.28 and 2,269,378.16
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Solution
The fourth proportional to 7,660,305.68, 11,492,140.28 and 2,269,378.16 is: 3,404,565.46
Step by Step Solution
- Step 1: Write the proportion equation
7,660,305.68 : 11,492,140.28 = 2,269,378.16 : x - Step 2: Convert to fraction form
7,660,305.68/11,492,140.28 = 2,269,378.16/x - Step 3: Cross multiply
7,660,305.68x = 11,492,140.28 × 2,269,378.16 - Step 4: Simplify right side
7,660,305.68x = 26,080,012,163,088.29 - Step 5: Solve for x
x = 26,080,012,163,088.29/7,660,305.68 - Step 6: Final answer
x = 3,404,565.46
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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.