Finding the Fourth Proportional to 9,929,217.91, 14,893,976.28 and 3,781,539.39
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Solution
The fourth proportional to 9,929,217.91, 14,893,976.28 and 3,781,539.39 is: 5,672,365.99
Step by Step Solution
- Step 1: Write the proportion equation
9,929,217.91 : 14,893,976.28 = 3,781,539.39 : x - Step 2: Convert to fraction form
9,929,217.91/14,893,976.28 = 3,781,539.39/x - Step 3: Cross multiply
9,929,217.91x = 14,893,976.28 × 3,781,539.39 - Step 4: Simplify right side
9,929,217.91x = 56,322,157,976,545.67 - Step 5: Solve for x
x = 56,322,157,976,545.67/9,929,217.91 - Step 6: Final answer
x = 5,672,365.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.