Finding the Fourth Proportional to 6,886,988.16, 9,498,384 and 6,113,184
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Solution
The fourth proportional to 6,886,988.16, 9,498,384 and 6,113,184 is: 8,431,170.16
Step by Step Solution
- Step 1: Write the proportion equation
6,886,988.16 : 9,498,384 = 6,113,184 : x - Step 2: Convert to fraction form
6,886,988.16/9,498,384 = 6,113,184/x - Step 3: Cross multiply
6,886,988.16x = 9,498,384 × 6,113,184 - Step 4: Simplify right side
6,886,988.16x = 58,065,369,094,656 - Step 5: Solve for x
x = 58,065,369,094,656/6,886,988.16 - Step 6: Final answer
x = 8,431,170.16
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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.