Finding the Fourth Proportional to 23,572,916.84, 32,528,866.68 and 13,257,647.04
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Solution
The fourth proportional to 23,572,916.84, 32,528,866.68 and 13,257,647.04 is: 18,294,563.88
Step by Step Solution
- Step 1: Write the proportion equation
23,572,916.84 : 32,528,866.68 = 13,257,647.04 : x - Step 2: Convert to fraction form
23,572,916.84/32,528,866.68 = 13,257,647.04/x - Step 3: Cross multiply
23,572,916.84x = 32,528,866.68 × 13,257,647.04 - Step 4: Simplify right side
23,572,916.84x = 431,256,233,054,656.62 - Step 5: Solve for x
x = 431,256,233,054,656.62/23,572,916.84 - Step 6: Final answer
x = 18,294,563.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.