Finding the Fourth Proportional to 8,242,038.09, 11,374,693.48 and 4,572,137.88
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Solution
The fourth proportional to 8,242,038.09, 11,374,693.48 and 4,572,137.88 is: 6,309,928.00
Step by Step Solution
- Step 1: Write the proportion equation
8,242,038.09 : 11,374,693.48 = 4,572,137.88 : x - Step 2: Convert to fraction form
8,242,038.09/11,374,693.48 = 4,572,137.88/x - Step 3: Cross multiply
8,242,038.09x = 11,374,693.48 × 4,572,137.88 - Step 4: Simplify right side
8,242,038.09x = 52,006,666,933,297.02 - Step 5: Solve for x
x = 52,006,666,933,297.02/8,242,038.09 - Step 6: Final answer
x = 6,309,928.00
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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.