Finding the Fourth Proportional to 48,669,228, 67,170,911.76 and 27,761,158.08
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Solution
The fourth proportional to 48,669,228, 67,170,911.76 and 27,761,158.08 is: 38,314,606.09
Step by Step Solution
- Step 1: Write the proportion equation
48,669,228 : 67,170,911.76 = 27,761,158.08 : x - Step 2: Convert to fraction form
48,669,228/67,170,911.76 = 27,761,158.08/x - Step 3: Cross multiply
48,669,228x = 67,170,911.76 × 27,761,158.08 - Step 4: Simplify right side
48,669,228x = 1,864,742,299,747,091 - Step 5: Solve for x
x = 1,864,742,299,747,091/48,669,228 - Step 6: Final answer
x = 38,314,606.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.