Finding the Fourth Proportional to 61,222,574.20, 84,483,963.78 and 38,017,202.92
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Solution
The fourth proportional to 61,222,574.20, 84,483,963.78 and 38,017,202.92 is: 52,461,760.00
Step by Step Solution
- Step 1: Write the proportion equation
61,222,574.20 : 84,483,963.78 = 38,017,202.92 : x - Step 2: Convert to fraction form
61,222,574.20/84,483,963.78 = 38,017,202.92/x - Step 3: Cross multiply
61,222,574.20x = 84,483,963.78 × 38,017,202.92 - Step 4: Simplify right side
61,222,574.20x = 3,211,843,994,510,190.50 - Step 5: Solve for x
x = 3,211,843,994,510,190.50/61,222,574.20 - Step 6: Final answer
x = 52,461,760.00
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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.