Finding the Fourth Proportional to 7,034,026.18, 9,706,956.13 and 3,814,762.18
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Solution
The fourth proportional to 7,034,026.18, 9,706,956.13 and 3,814,762.18 is: 5,264,371.81
Step by Step Solution
- Step 1: Write the proportion equation
7,034,026.18 : 9,706,956.13 = 3,814,762.18 : x - Step 2: Convert to fraction form
7,034,026.18/9,706,956.13 = 3,814,762.18/x - Step 3: Cross multiply
7,034,026.18x = 9,706,956.13 × 3,814,762.18 - Step 4: Simplify right side
7,034,026.18x = 37,029,729,127,643.17 - Step 5: Solve for x
x = 37,029,729,127,643.17/7,034,026.18 - Step 6: Final answer
x = 5,264,371.81
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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.