Finding the Fourth Proportional to 6,092,873.88, 8,409,092.12 and 3,888,688.17
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Solution
The fourth proportional to 6,092,873.88, 8,409,092.12 and 3,888,688.17 is: 5,366,980.79
Step by Step Solution
- Step 1: Write the proportion equation
6,092,873.88 : 8,409,092.12 = 3,888,688.17 : x - Step 2: Convert to fraction form
6,092,873.88/8,409,092.12 = 3,888,688.17/x - Step 3: Cross multiply
6,092,873.88x = 8,409,092.12 × 3,888,688.17 - Step 4: Simplify right side
6,092,873.88x = 32,700,337,047,484.21 - Step 5: Solve for x
x = 32,700,337,047,484.21/6,092,873.88 - Step 6: Final answer
x = 5,366,980.79
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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.