Finding the Fourth Proportional to 7,396,986.84, 10,210,983.98 and 4,497,303.48
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Solution
The fourth proportional to 7,396,986.84, 10,210,983.98 and 4,497,303.48 is: 6,208,189.19
Step by Step Solution
- Step 1: Write the proportion equation
7,396,986.84 : 10,210,983.98 = 4,497,303.48 : x - Step 2: Convert to fraction form
7,396,986.84/10,210,983.98 = 4,497,303.48/x - Step 3: Cross multiply
7,396,986.84x = 10,210,983.98 × 4,497,303.48 - Step 4: Simplify right side
7,396,986.84x = 45,921,893,764,991.73 - Step 5: Solve for x
x = 45,921,893,764,991.73/7,396,986.84 - Step 6: Final answer
x = 6,208,189.19
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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.