Finding the Fourth Proportional to 10,963,119.98, 15,125,627.48 and 6,378,555.62
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Solution
The fourth proportional to 10,963,119.98, 15,125,627.48 and 6,378,555.62 is: 8,800,383.13
Step by Step Solution
- Step 1: Write the proportion equation
10,963,119.98 : 15,125,627.48 = 6,378,555.62 : x - Step 2: Convert to fraction form
10,963,119.98/15,125,627.48 = 6,378,555.62/x - Step 3: Cross multiply
10,963,119.98x = 15,125,627.48 × 6,378,555.62 - Step 4: Simplify right side
10,963,119.98x = 96,479,656,168,580.44 - Step 5: Solve for x
x = 96,479,656,168,580.44/10,963,119.98 - Step 6: Final answer
x = 8,800,383.13
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1.5x scale
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.