Finding the Fourth Proportional to 69,732,811.58, 96,228,390.26 and 37,943,112.41
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Solution
The fourth proportional to 69,732,811.58, 96,228,390.26 and 37,943,112.41 is: 52,359,922.77
Step by Step Solution
- Step 1: Write the proportion equation
69,732,811.58 : 96,228,390.26 = 37,943,112.41 : x - Step 2: Convert to fraction form
69,732,811.58/96,228,390.26 = 37,943,112.41/x - Step 3: Cross multiply
69,732,811.58x = 96,228,390.26 × 37,943,112.41 - Step 4: Simplify right side
69,732,811.58x = 3,651,204,628,668,529 - Step 5: Solve for x
x = 3,651,204,628,668,529/69,732,811.58 - Step 6: Final answer
x = 52,359,922.77
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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.