Finding the Fourth Proportional to 7,396,974.84, 10,210,967.43 and 4,497,291.48
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Solution
The fourth proportional to 7,396,974.84, 10,210,967.43 and 4,497,291.48 is: 6,208,172.64
Step by Step Solution
- Step 1: Write the proportion equation
7,396,974.84 : 10,210,967.43 = 4,497,291.48 : x - Step 2: Convert to fraction form
7,396,974.84/10,210,967.43 = 4,497,291.48/x - Step 3: Cross multiply
7,396,974.84x = 10,210,967.43 × 4,497,291.48 - Step 4: Simplify right side
7,396,974.84x = 45,921,696,825,496.50 - Step 5: Solve for x
x = 45,921,696,825,496.50/7,396,974.84 - Step 6: Final answer
x = 6,208,172.64
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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.