Finding the Fourth Proportional to 39,541,916.16, 59,301,417.60 and 11,874,718.08
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Solution
The fourth proportional to 39,541,916.16, 59,301,417.60 and 11,874,718.08 is: 17,808,636.61
Step by Step Solution
- Step 1: Write the proportion equation
39,541,916.16 : 59,301,417.60 = 11,874,718.08 : x - Step 2: Convert to fraction form
39,541,916.16/59,301,417.60 = 11,874,718.08/x - Step 3: Cross multiply
39,541,916.16x = 59,301,417.60 × 11,874,718.08 - Step 4: Simplify right side
39,541,916.16x = 704,187,615,744,350.25 - Step 5: Solve for x
x = 704,187,615,744,350.25/39,541,916.16 - Step 6: Final answer
x = 17,808,636.61
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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.