Finding the Fourth Proportional to 19,683,504.90, 29,525,257.35 and 6,220,332.90
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Solution
The fourth proportional to 19,683,504.90, 29,525,257.35 and 6,220,332.90 is: 9,330,499.35
Step by Step Solution
- Step 1: Write the proportion equation
19,683,504.90 : 29,525,257.35 = 6,220,332.90 : x - Step 2: Convert to fraction form
19,683,504.90/29,525,257.35 = 6,220,332.90/x - Step 3: Cross multiply
19,683,504.90x = 29,525,257.35 × 6,220,332.90 - Step 4: Simplify right side
19,683,504.90x = 183,656,929,675,171.84 - Step 5: Solve for x
x = 183,656,929,675,171.84/19,683,504.90 - Step 6: Final answer
x = 9,330,499.35
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Similar ratio
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1.5x scale
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.