Finding the Fourth Proportional to 6,181,701.76, 8,530,773.36 and 3,428,646.20
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Solution
The fourth proportional to 6,181,701.76, 8,530,773.36 and 3,428,646.20 is: 4,731,545.58
Step by Step Solution
- Step 1: Write the proportion equation
6,181,701.76 : 8,530,773.36 = 3,428,646.20 : x - Step 2: Convert to fraction form
6,181,701.76/8,530,773.36 = 3,428,646.20/x - Step 3: Cross multiply
6,181,701.76x = 8,530,773.36 × 3,428,646.20 - Step 4: Simplify right side
6,181,701.76x = 29,249,003,663,825.23 - Step 5: Solve for x
x = 29,249,003,663,825.23/6,181,701.76 - Step 6: Final answer
x = 4,731,545.58
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1.5x scale
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.