Finding the Fourth Proportional to 53,196,905.40, 79,733,356.65 and 24,445,947.30
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Solution
The fourth proportional to 53,196,905.40, 79,733,356.65 and 24,445,947.30 is: 36,640,428.99
Step by Step Solution
- Step 1: Write the proportion equation
53,196,905.40 : 79,733,356.65 = 24,445,947.30 : x - Step 2: Convert to fraction form
53,196,905.40/79,733,356.65 = 24,445,947.30/x - Step 3: Cross multiply
53,196,905.40x = 79,733,356.65 × 24,445,947.30 - Step 4: Simplify right side
53,196,905.40x = 1,949,157,434,718,004.75 - Step 5: Solve for x
x = 1,949,157,434,718,004.75/53,196,905.40 - Step 6: Final answer
x = 36,640,428.99
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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.