Finding the Fourth Proportional to 43,617,647.31, 60,201,285.26 and 25,986,878.12
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Solution
The fourth proportional to 43,617,647.31, 60,201,285.26 and 25,986,878.12 is: 35,867,213.37
Step by Step Solution
- Step 1: Write the proportion equation
43,617,647.31 : 60,201,285.26 = 25,986,878.12 : x - Step 2: Convert to fraction form
43,617,647.31/60,201,285.26 = 25,986,878.12/x - Step 3: Cross multiply
43,617,647.31x = 60,201,285.26 × 25,986,878.12 - Step 4: Simplify right side
43,617,647.31x = 1,564,443,462,739,541.25 - Step 5: Solve for x
x = 1,564,443,462,739,541.25/43,617,647.31 - Step 6: Final answer
x = 35,867,213.37
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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.