Finding the Fourth Proportional to 66,782,029.09, 92,159,209.05 and 37,014,596.91
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Solution
The fourth proportional to 66,782,029.09, 92,159,209.05 and 37,014,596.91 is: 51,080,148.66
Step by Step Solution
- Step 1: Write the proportion equation
66,782,029.09 : 92,159,209.05 = 37,014,596.91 : x - Step 2: Convert to fraction form
66,782,029.09/92,159,209.05 = 37,014,596.91/x - Step 3: Cross multiply
66,782,029.09x = 92,159,209.05 × 37,014,596.91 - Step 4: Simplify right side
66,782,029.09x = 3,411,235,973,884,305 - Step 5: Solve for x
x = 3,411,235,973,884,305/66,782,029.09 - Step 6: Final answer
x = 51,080,148.66
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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.