Finding the Fourth Proportional to 7,411,256.01, 10,225,201.91 and 4,147,552.17
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Solution
The fourth proportional to 7,411,256.01, 10,225,201.91 and 4,147,552.17 is: 5,722,317.28
Step by Step Solution
- Step 1: Write the proportion equation
7,411,256.01 : 10,225,201.91 = 4,147,552.17 : x - Step 2: Convert to fraction form
7,411,256.01/10,225,201.91 = 4,147,552.17/x - Step 3: Cross multiply
7,411,256.01x = 10,225,201.91 × 4,147,552.17 - Step 4: Simplify right side
7,411,256.01x = 42,409,558,349,770.88 - Step 5: Solve for x
x = 42,409,558,349,770.88/7,411,256.01 - Step 6: Final answer
x = 5,722,317.28
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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.