Finding the Fourth Proportional to 5,548,966.14, 7,657,734.55 and 3,034,488.71
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Solution
The fourth proportional to 5,548,966.14, 7,657,734.55 and 3,034,488.71 is: 4,187,682.62
Step by Step Solution
- Step 1: Write the proportion equation
5,548,966.14 : 7,657,734.55 = 3,034,488.71 : x - Step 2: Convert to fraction form
5,548,966.14/7,657,734.55 = 3,034,488.71/x - Step 3: Cross multiply
5,548,966.14x = 7,657,734.55 × 3,034,488.71 - Step 4: Simplify right side
5,548,966.14x = 23,237,309,036,151.93 - Step 5: Solve for x
x = 23,237,309,036,151.93/5,548,966.14 - Step 6: Final answer
x = 4,187,682.62
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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.