Finding the Fourth Proportional to 17,865,347.09, 26,800,677.86 and 8,281,694.39
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Solution
The fourth proportional to 17,865,347.09, 26,800,677.86 and 8,281,694.39 is: 12,423,773.37
Step by Step Solution
- Step 1: Write the proportion equation
17,865,347.09 : 26,800,677.86 = 8,281,694.39 : x - Step 2: Convert to fraction form
17,865,347.09/26,800,677.86 = 8,281,694.39/x - Step 3: Cross multiply
17,865,347.09x = 26,800,677.86 × 8,281,694.39 - Step 4: Simplify right side
17,865,347.09x = 221,955,023,305,947.34 - Step 5: Solve for x
x = 221,955,023,305,947.34/17,865,347.09 - Step 6: Final answer
x = 12,423,773.37
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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.