Finding the Fourth Proportional to 62,428,880.60, 93,643,320.90 and 44,289,027.80
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Solution
The fourth proportional to 62,428,880.60, 93,643,320.90 and 44,289,027.80 is: 66,433,541.70
Step by Step Solution
- Step 1: Write the proportion equation
62,428,880.60 : 93,643,320.90 = 44,289,027.80 : x - Step 2: Convert to fraction form
62,428,880.60/93,643,320.90 = 44,289,027.80/x - Step 3: Cross multiply
62,428,880.60x = 93,643,320.90 × 44,289,027.80 - Step 4: Simplify right side
62,428,880.60x = 4,147,371,642,624,421 - Step 5: Solve for x
x = 4,147,371,642,624,421/62,428,880.60 - Step 6: Final answer
x = 66,433,541.70
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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.