Finding the Fourth Proportional to 39,773,940.04, 59,663,431.68 and 12,481,309.99
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Solution
The fourth proportional to 39,773,940.04, 59,663,431.68 and 12,481,309.99 is: 18,722,756.29
Step by Step Solution
- Step 1: Write the proportion equation
39,773,940.04 : 59,663,431.68 = 12,481,309.99 : x - Step 2: Convert to fraction form
39,773,940.04/59,663,431.68 = 12,481,309.99/x - Step 3: Cross multiply
39,773,940.04x = 59,663,431.68 × 12,481,309.99 - Step 4: Simplify right side
39,773,940.04x = 744,677,785,865,266.50 - Step 5: Solve for x
x = 744,677,785,865,266.50/39,773,940.04 - Step 6: Final answer
x = 18,722,756.29
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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.