Finding the Fourth Proportional to 7,602,501.97, 10,491,713.76 and 4,164,742.09
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Solution
The fourth proportional to 7,602,501.97, 10,491,713.76 and 4,164,742.09 is: 5,747,487.09
Step by Step Solution
- Step 1: Write the proportion equation
7,602,501.97 : 10,491,713.76 = 4,164,742.09 : x - Step 2: Convert to fraction form
7,602,501.97/10,491,713.76 = 4,164,742.09/x - Step 3: Cross multiply
7,602,501.97x = 10,491,713.76 × 4,164,742.09 - Step 4: Simplify right side
7,602,501.97x = 43,695,281,892,504.16 - Step 5: Solve for x
x = 43,695,281,892,504.16/7,602,501.97 - Step 6: Final answer
x = 5,747,487.09
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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.