Finding the Fourth Proportional to 45,626,430.75, 68,448,226.71 and 18,334,887.17
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Solution
The fourth proportional to 45,626,430.75, 68,448,226.71 and 18,334,887.17 is: 27,505,778.84
Step by Step Solution
- Step 1: Write the proportion equation
45,626,430.75 : 68,448,226.71 = 18,334,887.17 : x - Step 2: Convert to fraction form
45,626,430.75/68,448,226.71 = 18,334,887.17/x - Step 3: Cross multiply
45,626,430.75x = 68,448,226.71 × 18,334,887.17 - Step 4: Simplify right side
45,626,430.75x = 1,254,990,513,372,189 - Step 5: Solve for x
x = 1,254,990,513,372,189/45,626,430.75 - Step 6: Final answer
x = 27,505,778.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.