Finding the Fourth Proportional to 11,444,471.88, 15,793,117.20 and 6,217,344.96
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Solution
The fourth proportional to 11,444,471.88, 15,793,117.20 and 6,217,344.96 is: 8,579,798.06
Step by Step Solution
- Step 1: Write the proportion equation
11,444,471.88 : 15,793,117.20 = 6,217,344.96 : x - Step 2: Convert to fraction form
11,444,471.88/15,793,117.20 = 6,217,344.96/x - Step 3: Cross multiply
11,444,471.88x = 15,793,117.20 × 6,217,344.96 - Step 4: Simplify right side
11,444,471.88x = 98,191,257,626,109.31 - Step 5: Solve for x
x = 98,191,257,626,109.31/11,444,471.88 - Step 6: Final answer
x = 8,579,798.06
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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.