Finding the Fourth Proportional to 61,168,029.66, 91,738,023.69 and 17,447,955.96
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Solution
The fourth proportional to 61,168,029.66, 91,738,023.69 and 17,447,955.96 is: 26,167,934.56
Step by Step Solution
- Step 1: Write the proportion equation
61,168,029.66 : 91,738,023.69 = 17,447,955.96 : x - Step 2: Convert to fraction form
61,168,029.66/91,738,023.69 = 17,447,955.96/x - Step 3: Cross multiply
61,168,029.66x = 91,738,023.69 × 17,447,955.96 - Step 4: Simplify right side
61,168,029.66x = 1,600,640,997,610,004 - Step 5: Solve for x
x = 1,600,640,997,610,004/61,168,029.66 - Step 6: Final answer
x = 26,167,934.56
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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.