Finding the Fourth Proportional to 39,593,883.98, 54,641,701.41 and 22,195,817.84
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Solution
The fourth proportional to 39,593,883.98, 54,641,701.41 and 22,195,817.84 is: 30,631,429.13
Step by Step Solution
- Step 1: Write the proportion equation
39,593,883.98 : 54,641,701.41 = 22,195,817.84 : x - Step 2: Convert to fraction form
39,593,883.98/54,641,701.41 = 22,195,817.84/x - Step 3: Cross multiply
39,593,883.98x = 54,641,701.41 × 22,195,817.84 - Step 4: Simplify right side
39,593,883.98x = 1,212,817,251,017,401.25 - Step 5: Solve for x
x = 1,212,817,251,017,401.25/39,593,883.98 - Step 6: Final answer
x = 30,631,429.13
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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.