Finding the Fourth Proportional to 5,440,666.19, 7,508,119.09 and 2,993,224.71
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Solution
The fourth proportional to 5,440,666.19, 7,508,119.09 and 2,993,224.71 is: 4,130,649.96
Step by Step Solution
- Step 1: Write the proportion equation
5,440,666.19 : 7,508,119.09 = 2,993,224.71 : x - Step 2: Convert to fraction form
5,440,666.19/7,508,119.09 = 2,993,224.71/x - Step 3: Cross multiply
5,440,666.19x = 7,508,119.09 × 2,993,224.71 - Step 4: Simplify right side
5,440,666.19x = 22,473,487,585,810.71 - Step 5: Solve for x
x = 22,473,487,585,810.71/5,440,666.19 - Step 6: Final answer
x = 4,130,649.96
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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.