Finding the Fourth Proportional to 13,786,484.04, 19,024,602.84 and 7,590,324.24
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Solution
The fourth proportional to 13,786,484.04, 19,024,602.84 and 7,590,324.24 is: 10,474,237.21
Step by Step Solution
- Step 1: Write the proportion equation
13,786,484.04 : 19,024,602.84 = 7,590,324.24 : x - Step 2: Convert to fraction form
13,786,484.04/19,024,602.84 = 7,590,324.24/x - Step 3: Cross multiply
13,786,484.04x = 19,024,602.84 × 7,590,324.24 - Step 4: Simplify right side
13,786,484.04x = 144,402,904,092,824.84 - Step 5: Solve for x
x = 144,402,904,092,824.84/13,786,484.04 - Step 6: Final answer
x = 10,474,237.21
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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.