Finding the Fourth Proportional to 19,303,191.24, 28,954,762.50 and 4,926,259.44
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Solution
The fourth proportional to 19,303,191.24, 28,954,762.50 and 4,926,259.44 is: 7,389,382.94
Step by Step Solution
- Step 1: Write the proportion equation
19,303,191.24 : 28,954,762.50 = 4,926,259.44 : x - Step 2: Convert to fraction form
19,303,191.24/28,954,762.50 = 4,926,259.44/x - Step 3: Cross multiply
19,303,191.24x = 28,954,762.50 × 4,926,259.44 - Step 4: Simplify right side
19,303,191.24x = 142,638,672,098,583 - Step 5: Solve for x
x = 142,638,672,098,583/19,303,191.24 - Step 6: Final answer
x = 7,389,382.94
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1.5x scale
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.