Finding the Fourth Proportional to 64,772,670.80, 97,159,006.20 and 16,903,614.80
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Solution
The fourth proportional to 64,772,670.80, 97,159,006.20 and 16,903,614.80 is: 25,355,422.20
Step by Step Solution
- Step 1: Write the proportion equation
64,772,670.80 : 97,159,006.20 = 16,903,614.80 : x - Step 2: Convert to fraction form
64,772,670.80/97,159,006.20 = 16,903,614.80/x - Step 3: Cross multiply
64,772,670.80x = 97,159,006.20 × 16,903,614.80 - Step 4: Simplify right side
64,772,670.80x = 1,642,338,415,155,612 - Step 5: Solve for x
x = 1,642,338,415,155,612/64,772,670.80 - Step 6: Final answer
x = 25,355,422.20
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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.