Finding the Fourth Proportional to 23,572,918.84, 32,528,869.44 and 13,257,649.04
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Solution
The fourth proportional to 23,572,918.84, 32,528,869.44 and 13,257,649.04 is: 18,294,566.64
Step by Step Solution
- Step 1: Write the proportion equation
23,572,918.84 : 32,528,869.44 = 13,257,649.04 : x - Step 2: Convert to fraction form
23,572,918.84/32,528,869.44 = 13,257,649.04/x - Step 3: Cross multiply
23,572,918.84x = 32,528,869.44 × 13,257,649.04 - Step 4: Simplify right side
23,572,918.84x = 431,256,334,703,501.31 - Step 5: Solve for x
x = 431,256,334,703,501.31/23,572,918.84 - Step 6: Final answer
x = 18,294,566.64
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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.