Finding the Fourth Proportional to 6,326,260.11, 8,730,280.71 and 3,425,650.92
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Solution
The fourth proportional to 6,326,260.11, 8,730,280.71 and 3,425,650.92 is: 4,727,420.88
Step by Step Solution
- Step 1: Write the proportion equation
6,326,260.11 : 8,730,280.71 = 3,425,650.92 : x - Step 2: Convert to fraction form
6,326,260.11/8,730,280.71 = 3,425,650.92/x - Step 3: Cross multiply
6,326,260.11x = 8,730,280.71 × 3,425,650.92 - Step 4: Simplify right side
6,326,260.11x = 29,906,894,146,069.75 - Step 5: Solve for x
x = 29,906,894,146,069.75/6,326,260.11 - Step 6: Final answer
x = 4,727,420.88
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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.