Finding the Fourth Proportional to 65,610,415.60, 98,415,623.40 and 27,299,424.40
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Solution
The fourth proportional to 65,610,415.60, 98,415,623.40 and 27,299,424.40 is: 40,949,136.60
Step by Step Solution
- Step 1: Write the proportion equation
65,610,415.60 : 98,415,623.40 = 27,299,424.40 : x - Step 2: Convert to fraction form
65,610,415.60/98,415,623.40 = 27,299,424.40/x - Step 3: Cross multiply
65,610,415.60x = 98,415,623.40 × 27,299,424.40 - Step 4: Simplify right side
65,610,415.60x = 2,686,689,870,787,171 - Step 5: Solve for x
x = 2,686,689,870,787,171/65,610,415.60 - Step 6: Final answer
x = 40,949,136.60
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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.