Finding the Fourth Proportional to 10,352,585.60, 15,517,214.40 and 4,963,817.60
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Solution
The fourth proportional to 10,352,585.60, 15,517,214.40 and 4,963,817.60 is: 7,440,133.79
Step by Step Solution
- Step 1: Write the proportion equation
10,352,585.60 : 15,517,214.40 = 4,963,817.60 : x - Step 2: Convert to fraction form
10,352,585.60/15,517,214.40 = 4,963,817.60/x - Step 3: Cross multiply
10,352,585.60x = 15,517,214.40 × 4,963,817.60 - Step 4: Simplify right side
10,352,585.60x = 77,024,621,941,693.44 - Step 5: Solve for x
x = 77,024,621,941,693.44/10,352,585.60 - Step 6: Final answer
x = 7,440,133.79
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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.