Finding the Fourth Proportional to 63,415,656.48, 87,514,053.84 and 34,442,280.48
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Solution
The fourth proportional to 63,415,656.48, 87,514,053.84 and 34,442,280.48 is: 47,530,590.32
Step by Step Solution
- Step 1: Write the proportion equation
63,415,656.48 : 87,514,053.84 = 34,442,280.48 : x - Step 2: Convert to fraction form
63,415,656.48/87,514,053.84 = 34,442,280.48/x - Step 3: Cross multiply
63,415,656.48x = 87,514,053.84 × 34,442,280.48 - Step 4: Simplify right side
63,415,656.48x = 3,014,183,588,299,101 - Step 5: Solve for x
x = 3,014,183,588,299,101/63,415,656.48 - Step 6: Final answer
x = 47,530,590.32
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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.