Finding the Fourth Proportional to 19,526,180.43, 26,946,128.40 and 10,824,330.99
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Solution
The fourth proportional to 19,526,180.43, 26,946,128.40 and 10,824,330.99 is: 14,937,576.43
Step by Step Solution
- Step 1: Write the proportion equation
19,526,180.43 : 26,946,128.40 = 10,824,330.99 : x - Step 2: Convert to fraction form
19,526,180.43/26,946,128.40 = 10,824,330.99/x - Step 3: Cross multiply
19,526,180.43x = 26,946,128.40 × 10,824,330.99 - Step 4: Simplify right side
19,526,180.43x = 291,673,812,565,908.44 - Step 5: Solve for x
x = 291,673,812,565,908.44/19,526,180.43 - Step 6: Final answer
x = 14,937,576.43
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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.