Finding the Fourth Proportional to 63,415,657.48, 87,514,055.22 and 34,442,281.48
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Solution
The fourth proportional to 63,415,657.48, 87,514,055.22 and 34,442,281.48 is: 47,530,591.70
Step by Step Solution
- Step 1: Write the proportion equation
63,415,657.48 : 87,514,055.22 = 34,442,281.48 : x - Step 2: Convert to fraction form
63,415,657.48/87,514,055.22 = 34,442,281.48/x - Step 3: Cross multiply
63,415,657.48x = 87,514,055.22 × 34,442,281.48 - Step 4: Simplify right side
63,415,657.48x = 3,014,183,723,343,503 - Step 5: Solve for x
x = 3,014,183,723,343,503/63,415,657.48 - Step 6: Final answer
x = 47,530,591.70
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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.