Finding the Fourth Proportional to 15,180,274.56, 22,770,478.52 and 4,805,544.59
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Solution
The fourth proportional to 15,180,274.56, 22,770,478.52 and 4,805,544.59 is: 7,208,337.99
Step by Step Solution
- Step 1: Write the proportion equation
15,180,274.56 : 22,770,478.52 = 4,805,544.59 : x - Step 2: Convert to fraction form
15,180,274.56/22,770,478.52 = 4,805,544.59/x - Step 3: Cross multiply
15,180,274.56x = 22,770,478.52 × 4,805,544.59 - Step 4: Simplify right side
15,180,274.56x = 109,424,549,863,497.20 - Step 5: Solve for x
x = 109,424,549,863,497.20/15,180,274.56 - Step 6: Final answer
x = 7,208,337.99
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1.5x scale
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.