Finding the Fourth Proportional to 29,920,532.95, 44,880,811.73 and 7,201,430.20
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Solution
The fourth proportional to 29,920,532.95, 44,880,811.73 and 7,201,430.20 is: 10,802,148.26
Step by Step Solution
- Step 1: Write the proportion equation
29,920,532.95 : 44,880,811.73 = 7,201,430.20 : x - Step 2: Convert to fraction form
29,920,532.95/44,880,811.73 = 7,201,430.20/x - Step 3: Cross multiply
29,920,532.95x = 44,880,811.73 × 7,201,430.20 - Step 4: Simplify right side
29,920,532.95x = 323,206,032,992,936.25 - Step 5: Solve for x
x = 323,206,032,992,936.25/29,920,532.95 - Step 6: Final answer
x = 10,802,148.26
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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.