Finding the Fourth Proportional to 83,370,135.84, 115,057,171.44 and 52,456,803.36
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Solution
The fourth proportional to 83,370,135.84, 115,057,171.44 and 52,456,803.36 is: 72,394,405.46
Step by Step Solution
- Step 1: Write the proportion equation
83,370,135.84 : 115,057,171.44 = 52,456,803.36 : x - Step 2: Convert to fraction form
83,370,135.84/115,057,171.44 = 52,456,803.36/x - Step 3: Cross multiply
83,370,135.84x = 115,057,171.44 × 52,456,803.36 - Step 4: Simplify right side
83,370,135.84x = 6,035,531,417,385,888 - Step 5: Solve for x
x = 6,035,531,417,385,888/83,370,135.84 - Step 6: Final answer
x = 72,394,405.46
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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.