Finding the Fourth Proportional to 19,002,969.98, 26,224,133.58 and 10,301,115.68
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Solution
The fourth proportional to 19,002,969.98, 26,224,133.58 and 10,301,115.68 is: 14,215,558.62
Step by Step Solution
- Step 1: Write the proportion equation
19,002,969.98 : 26,224,133.58 = 10,301,115.68 : x - Step 2: Convert to fraction form
19,002,969.98/26,224,133.58 = 10,301,115.68/x - Step 3: Cross multiply
19,002,969.98x = 26,224,133.58 × 10,301,115.68 - Step 4: Simplify right side
19,002,969.98x = 270,137,833,615,352.50 - Step 5: Solve for x
x = 270,137,833,615,352.50/19,002,969.98 - Step 6: Final answer
x = 14,215,558.62
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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.