Finding the Fourth Proportional to 19,542,007.02, 26,971,203.84 and 10,842,982.14
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Solution
The fourth proportional to 19,542,007.02, 26,971,203.84 and 10,842,982.14 is: 14,965,109.84
Step by Step Solution
- Step 1: Write the proportion equation
19,542,007.02 : 26,971,203.84 = 10,842,982.14 : x - Step 2: Convert to fraction form
19,542,007.02/26,971,203.84 = 10,842,982.14/x - Step 3: Cross multiply
19,542,007.02x = 26,971,203.84 × 10,842,982.14 - Step 4: Simplify right side
19,542,007.02x = 292,448,281,531,419.44 - Step 5: Solve for x
x = 292,448,281,531,419.44/19,542,007.02 - Step 6: Final answer
x = 14,965,109.84
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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.