Finding the Fourth Proportional to 64,747,473.40, 97,126,739.70 and 22,197,201.40
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Solution
The fourth proportional to 64,747,473.40, 97,126,739.70 and 22,197,201.40 is: 33,297,697.80
Step by Step Solution
- Step 1: Write the proportion equation
64,747,473.40 : 97,126,739.70 = 22,197,201.40 : x - Step 2: Convert to fraction form
64,747,473.40/97,126,739.70 = 22,197,201.40/x - Step 3: Cross multiply
64,747,473.40x = 97,126,739.70 × 22,197,201.40 - Step 4: Simplify right side
64,747,473.40x = 2,155,941,802,446,275.50 - Step 5: Solve for x
x = 2,155,941,802,446,275.50/64,747,473.40 - Step 6: Final answer
x = 33,297,697.80
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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.