Finding the Fourth Proportional to 71,474,741.54, 106,941,563.36 and 42,344,219.88
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Solution
The fourth proportional to 71,474,741.54, 106,941,563.36 and 42,344,219.88 is: 63,356,046.84
Step by Step Solution
- Step 1: Write the proportion equation
71,474,741.54 : 106,941,563.36 = 42,344,219.88 : x - Step 2: Convert to fraction form
71,474,741.54/106,941,563.36 = 42,344,219.88/x - Step 3: Cross multiply
71,474,741.54x = 106,941,563.36 × 42,344,219.88 - Step 4: Simplify right side
71,474,741.54x = 4,528,357,073,226,792 - Step 5: Solve for x
x = 4,528,357,073,226,792/71,474,741.54 - Step 6: Final answer
x = 63,356,046.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.