Finding the Fourth Proportional to 32,343,628.73, 48,516,427.99 and 12,646,969.05
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Solution
The fourth proportional to 32,343,628.73, 48,516,427.99 and 12,646,969.05 is: 18,970,838.69
Step by Step Solution
- Step 1: Write the proportion equation
32,343,628.73 : 48,516,427.99 = 12,646,969.05 : x - Step 2: Convert to fraction form
32,343,628.73/48,516,427.99 = 12,646,969.05/x - Step 3: Cross multiply
32,343,628.73x = 48,516,427.99 × 12,646,969.05 - Step 4: Simplify right side
32,343,628.73x = 613,585,763,221,892.50 - Step 5: Solve for x
x = 613,585,763,221,892.50/32,343,628.73 - Step 6: Final answer
x = 18,970,838.69
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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.