Finding the Fourth Proportional to 34,205,508.13, 47,203,017.83 and 18,524,405.54
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Solution
The fourth proportional to 34,205,508.13, 47,203,017.83 and 18,524,405.54 is: 25,563,363.70
Step by Step Solution
- Step 1: Write the proportion equation
34,205,508.13 : 47,203,017.83 = 18,524,405.54 : x - Step 2: Convert to fraction form
34,205,508.13/47,203,017.83 = 18,524,405.54/x - Step 3: Cross multiply
34,205,508.13x = 47,203,017.83 × 18,524,405.54 - Step 4: Simplify right side
34,205,508.13x = 874,407,844,994,770.75 - Step 5: Solve for x
x = 874,407,844,994,770.75/34,205,508.13 - Step 6: Final answer
x = 25,563,363.70
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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.