Finding the Fourth Proportional to 34,709,695.70, 52,081,603.95 and 13,959,305.49
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Solution
The fourth proportional to 34,709,695.70, 52,081,603.95 and 13,959,305.49 is: 20,945,819.47
Step by Step Solution
- Step 1: Write the proportion equation
34,709,695.70 : 52,081,603.95 = 13,959,305.49 : x - Step 2: Convert to fraction form
34,709,695.70/52,081,603.95 = 13,959,305.49/x - Step 3: Cross multiply
34,709,695.70x = 52,081,603.95 × 13,959,305.49 - Step 4: Simplify right side
34,709,695.70x = 727,023,019,947,240.75 - Step 5: Solve for x
x = 727,023,019,947,240.75/34,709,695.70 - Step 6: Final answer
x = 20,945,819.47
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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.