Finding the Fourth Proportional to 19,485,535.47, 29,234,794.49 and 6,532,967.82
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Solution
The fourth proportional to 19,485,535.47, 29,234,794.49 and 6,532,967.82 is: 9,801,628.09
Step by Step Solution
- Step 1: Write the proportion equation
19,485,535.47 : 29,234,794.49 = 6,532,967.82 : x - Step 2: Convert to fraction form
19,485,535.47/29,234,794.49 = 6,532,967.82/x - Step 3: Cross multiply
19,485,535.47x = 29,234,794.49 × 6,532,967.82 - Step 4: Simplify right side
19,485,535.47x = 190,989,971,728,947.59 - Step 5: Solve for x
x = 190,989,971,728,947.59/19,485,535.47 - Step 6: Final answer
x = 9,801,628.09
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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.