Finding the Fourth Proportional to 73,512,094.65, 110,268,141.98 and 69,984,901.05
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Solution
The fourth proportional to 73,512,094.65, 110,268,141.98 and 69,984,901.05 is: 104,977,351.58
Step by Step Solution
- Step 1: Write the proportion equation
73,512,094.65 : 110,268,141.98 = 69,984,901.05 : x - Step 2: Convert to fraction form
73,512,094.65/110,268,141.98 = 69,984,901.05/x - Step 3: Cross multiply
73,512,094.65x = 110,268,141.98 × 69,984,901.05 - Step 4: Simplify right side
73,512,094.65x = 7,717,105,005,087,726 - Step 5: Solve for x
x = 7,717,105,005,087,726/73,512,094.65 - Step 6: Final answer
x = 104,977,351.58
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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.