Finding the Fourth Proportional to 29,125,736.53, 40,194,368.54 and 15,895,762
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Solution
The fourth proportional to 29,125,736.53, 40,194,368.54 and 15,895,762 is: 21,936,616.62
Step by Step Solution
- Step 1: Write the proportion equation
29,125,736.53 : 40,194,368.54 = 15,895,762 : x - Step 2: Convert to fraction form
29,125,736.53/40,194,368.54 = 15,895,762/x - Step 3: Cross multiply
29,125,736.53x = 40,194,368.54 × 15,895,762 - Step 4: Simplify right side
29,125,736.53x = 638,920,116,052,127.50 - Step 5: Solve for x
x = 638,920,116,052,127.50/29,125,736.53 - Step 6: Final answer
x = 21,936,616.62
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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.