Finding the Fourth Proportional to 61,150,936.19, 84,356,133.86 and 36,353,483.97
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Solution
The fourth proportional to 61,150,936.19, 84,356,133.86 and 36,353,483.97 is: 50,148,690.29
Step by Step Solution
- Step 1: Write the proportion equation
61,150,936.19 : 84,356,133.86 = 36,353,483.97 : x - Step 2: Convert to fraction form
61,150,936.19/84,356,133.86 = 36,353,483.97/x - Step 3: Cross multiply
61,150,936.19x = 84,356,133.86 × 36,353,483.97 - Step 4: Simplify right side
61,150,936.19x = 3,066,639,360,050,684 - Step 5: Solve for x
x = 3,066,639,360,050,684/61,150,936.19 - Step 6: Final answer
x = 50,148,690.29
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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.