Finding the Fourth Proportional to 16,845,256.48, 23,246,469.42 and 9,110,298.78
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Solution
The fourth proportional to 16,845,256.48, 23,246,469.42 and 9,110,298.78 is: 12,572,220.69
Step by Step Solution
- Step 1: Write the proportion equation
16,845,256.48 : 23,246,469.42 = 9,110,298.78 : x - Step 2: Convert to fraction form
16,845,256.48/23,246,469.42 = 9,110,298.78/x - Step 3: Cross multiply
16,845,256.48x = 23,246,469.42 × 9,110,298.78 - Step 4: Simplify right side
16,845,256.48x = 211,782,281,996,333.31 - Step 5: Solve for x
x = 211,782,281,996,333.31/16,845,256.48 - Step 6: Final answer
x = 12,572,220.69
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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.