Finding the Fourth Proportional to 11,070,502.51, 15,277,251.04 and 6,175,720.70
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Solution
The fourth proportional to 11,070,502.51, 15,277,251.04 and 6,175,720.70 is: 8,522,470.90
Step by Step Solution
- Step 1: Write the proportion equation
11,070,502.51 : 15,277,251.04 = 6,175,720.70 : x - Step 2: Convert to fraction form
11,070,502.51/15,277,251.04 = 6,175,720.70/x - Step 3: Cross multiply
11,070,502.51x = 15,277,251.04 × 6,175,720.70 - Step 4: Simplify right side
11,070,502.51x = 94,348,035,486,824.53 - Step 5: Solve for x
x = 94,348,035,486,824.53/11,070,502.51 - Step 6: Final answer
x = 8,522,470.90
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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.