Finding the Fourth Proportional to 6,357,219.68, 8,773,072.80 and 3,456,630.13
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Solution
The fourth proportional to 6,357,219.68, 8,773,072.80 and 3,456,630.13 is: 4,770,209.20
Step by Step Solution
- Step 1: Write the proportion equation
6,357,219.68 : 8,773,072.80 = 3,456,630.13 : x - Step 2: Convert to fraction form
6,357,219.68/8,773,072.80 = 3,456,630.13/x - Step 3: Cross multiply
6,357,219.68x = 8,773,072.80 × 3,456,630.13 - Step 4: Simplify right side
6,357,219.68x = 30,325,267,773,163.46 - Step 5: Solve for x
x = 30,325,267,773,163.46/6,357,219.68 - Step 6: Final answer
x = 4,770,209.20
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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.