Finding the Fourth Proportional to 17,745,129.60, 26,617,694.40 and 6,381,477.60
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Solution
The fourth proportional to 17,745,129.60, 26,617,694.40 and 6,381,477.60 is: 9,572,216.40
Step by Step Solution
- Step 1: Write the proportion equation
17,745,129.60 : 26,617,694.40 = 6,381,477.60 : x - Step 2: Convert to fraction form
17,745,129.60/26,617,694.40 = 6,381,477.60/x - Step 3: Cross multiply
17,745,129.60x = 26,617,694.40 × 6,381,477.60 - Step 4: Simplify right side
17,745,129.60x = 169,860,220,577,245.41 - Step 5: Solve for x
x = 169,860,220,577,245.41/17,745,129.60 - Step 6: Final answer
x = 9,572,216.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.