Finding the Fourth Proportional to 63,415,683.98, 87,514,092.51 and 34,442,307.98
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Solution
The fourth proportional to 63,415,683.98, 87,514,092.51 and 34,442,307.98 is: 47,530,628.67
Step by Step Solution
- Step 1: Write the proportion equation
63,415,683.98 : 87,514,092.51 = 34,442,307.98 : x - Step 2: Convert to fraction form
63,415,683.98/87,514,092.51 = 34,442,307.98/x - Step 3: Cross multiply
63,415,683.98x = 87,514,092.51 × 34,442,307.98 - Step 4: Simplify right side
63,415,683.98x = 3,014,187,326,819,631 - Step 5: Solve for x
x = 3,014,187,326,819,631/63,415,683.98 - Step 6: Final answer
x = 47,530,628.67
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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.