Finding the Fourth Proportional to 51,204,364.84, 76,806,625 and 20,912,227.84
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Solution
The fourth proportional to 51,204,364.84, 76,806,625 and 20,912,227.84 is: 31,368,373.51
Step by Step Solution
- Step 1: Write the proportion equation
51,204,364.84 : 76,806,625 = 20,912,227.84 : x - Step 2: Convert to fraction form
51,204,364.84/76,806,625 = 20,912,227.84/x - Step 3: Cross multiply
51,204,364.84x = 76,806,625 × 20,912,227.84 - Step 4: Simplify right side
51,204,364.84x = 1,606,197,641,621,440 - Step 5: Solve for x
x = 1,606,197,641,621,440/51,204,364.84 - Step 6: Final answer
x = 31,368,373.51
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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.