Finding the Fourth Proportional to 61,168,035.66, 91,738,032.68 and 17,447,961.98
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Solution
The fourth proportional to 61,168,035.66, 91,738,032.68 and 17,447,961.98 is: 26,167,943.58
Step by Step Solution
- Step 1: Write the proportion equation
61,168,035.66 : 91,738,032.68 = 17,447,961.98 : x - Step 2: Convert to fraction form
61,168,035.66/91,738,032.68 = 17,447,961.98/x - Step 3: Cross multiply
61,168,035.66x = 91,738,032.68 × 17,447,961.98 - Step 4: Simplify right side
61,168,035.66x = 1,600,641,706,320,637.75 - Step 5: Solve for x
x = 1,600,641,706,320,637.75/61,168,035.66 - Step 6: Final answer
x = 26,167,943.58
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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.