Finding the Fourth Proportional to 10,372,946.99, 14,321,127.06 and 6,603,136.17
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Solution
The fourth proportional to 10,372,946.99, 14,321,127.06 and 6,603,136.17 is: 9,116,440.31
Step by Step Solution
- Step 1: Write the proportion equation
10,372,946.99 : 14,321,127.06 = 6,603,136.17 : x - Step 2: Convert to fraction form
10,372,946.99/14,321,127.06 = 6,603,136.17/x - Step 3: Cross multiply
10,372,946.99x = 14,321,127.06 × 6,603,136.17 - Step 4: Simplify right side
10,372,946.99x = 94,564,352,085,051.77 - Step 5: Solve for x
x = 94,564,352,085,051.77/10,372,946.99 - Step 6: Final answer
x = 9,116,440.31
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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.