Finding the Fourth Proportional to 14,452,559.12, 19,943,094.28 and 8,342,955.92
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Solution
The fourth proportional to 14,452,559.12, 19,943,094.28 and 8,342,955.92 is: 11,512,449.46
Step by Step Solution
- Step 1: Write the proportion equation
14,452,559.12 : 19,943,094.28 = 8,342,955.92 : x - Step 2: Convert to fraction form
14,452,559.12/19,943,094.28 = 8,342,955.92/x - Step 3: Cross multiply
14,452,559.12x = 19,943,094.28 × 8,342,955.92 - Step 4: Simplify right side
14,452,559.12x = 166,384,356,486,444.16 - Step 5: Solve for x
x = 166,384,356,486,444.16/14,452,559.12 - Step 6: Final answer
x = 11,512,449.46
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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.