Finding the Fourth Proportional to 69,109,552.50, 95,370,554.58 and 37,747,594.95
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Solution
The fourth proportional to 69,109,552.50, 95,370,554.58 and 37,747,594.95 is: 52,091,338.09
Step by Step Solution
- Step 1: Write the proportion equation
69,109,552.50 : 95,370,554.58 = 37,747,594.95 : x - Step 2: Convert to fraction form
69,109,552.50/95,370,554.58 = 37,747,594.95/x - Step 3: Cross multiply
69,109,552.50x = 95,370,554.58 × 37,747,594.95 - Step 4: Simplify right side
69,109,552.50x = 3,600,009,064,479,974 - Step 5: Solve for x
x = 3,600,009,064,479,974/69,109,552.50 - Step 6: Final answer
x = 52,091,338.09
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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.