Finding the Fourth Proportional to 29,412,986.99, 44,103,280.93 and 12,137,260.97
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Solution
The fourth proportional to 29,412,986.99, 44,103,280.93 and 12,137,260.97 is: 18,199,206.71
Step by Step Solution
- Step 1: Write the proportion equation
29,412,986.99 : 44,103,280.93 = 12,137,260.97 : x - Step 2: Convert to fraction form
29,412,986.99/44,103,280.93 = 12,137,260.97/x - Step 3: Cross multiply
29,412,986.99x = 44,103,280.93 × 12,137,260.97 - Step 4: Simplify right side
29,412,986.99x = 535,293,030,219,948 - Step 5: Solve for x
x = 535,293,030,219,948/29,412,986.99 - Step 6: Final answer
x = 18,199,206.71
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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.