Finding the Fourth Proportional to 11,569,297.60, 17,342,136.60 and 6,774,518.80
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Solution
The fourth proportional to 11,569,297.60, 17,342,136.60 and 6,774,518.80 is: 10,154,862.85
Step by Step Solution
- Step 1: Write the proportion equation
11,569,297.60 : 17,342,136.60 = 6,774,518.80 : x - Step 2: Convert to fraction form
11,569,297.60/17,342,136.60 = 6,774,518.80/x - Step 3: Cross multiply
11,569,297.60x = 17,342,136.60 × 6,774,518.80 - Step 4: Simplify right side
11,569,297.60x = 117,484,630,428,868.09 - Step 5: Solve for x
x = 117,484,630,428,868.09/11,569,297.60 - Step 6: Final answer
x = 10,154,862.85
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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.