Finding the Fourth Proportional to 5,337,844.40, 8,009,206.47 and 2,905,353.65
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Solution
The fourth proportional to 5,337,844.40, 8,009,206.47 and 2,905,353.65 is: 4,359,358.48
Step by Step Solution
- Step 1: Write the proportion equation
5,337,844.40 : 8,009,206.47 = 2,905,353.65 : x - Step 2: Convert to fraction form
5,337,844.40/8,009,206.47 = 2,905,353.65/x - Step 3: Cross multiply
5,337,844.40x = 8,009,206.47 × 2,905,353.65 - Step 4: Simplify right side
5,337,844.40x = 23,269,577,251,218.11 - Step 5: Solve for x
x = 23,269,577,251,218.11/5,337,844.40 - Step 6: Final answer
x = 4,359,358.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.