Finding the Fourth Proportional to 39,706,475.98, 59,569,289.23 and 13,795,006.07
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Solution
The fourth proportional to 39,706,475.98, 59,569,289.23 and 13,795,006.07 is: 20,695,835.78
Step by Step Solution
- Step 1: Write the proportion equation
39,706,475.98 : 59,569,289.23 = 13,795,006.07 : x - Step 2: Convert to fraction form
39,706,475.98/59,569,289.23 = 13,795,006.07/x - Step 3: Cross multiply
39,706,475.98x = 59,569,289.23 × 13,795,006.07 - Step 4: Simplify right side
39,706,475.98x = 821,758,706,181,101.62 - Step 5: Solve for x
x = 821,758,706,181,101.62/39,706,475.98 - Step 6: Final answer
x = 20,695,835.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.