Finding the Fourth Proportional to 8,698,058.40, 11,994,777.36 and 8,011,489.44
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Solution
The fourth proportional to 8,698,058.40, 11,994,777.36 and 8,011,489.44 is: 11,047,986.54
Step by Step Solution
- Step 1: Write the proportion equation
8,698,058.40 : 11,994,777.36 = 8,011,489.44 : x - Step 2: Convert to fraction form
8,698,058.40/11,994,777.36 = 8,011,489.44/x - Step 3: Cross multiply
8,698,058.40x = 11,994,777.36 × 8,011,489.44 - Step 4: Simplify right side
8,698,058.40x = 96,096,032,154,791.08 - Step 5: Solve for x
x = 96,096,032,154,791.08/8,698,058.40 - Step 6: Final answer
x = 11,047,986.54
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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.