Finding the Fourth Proportional to 18,077,765.84, 24,941,246.88 and 10,236,206.36
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Solution
The fourth proportional to 18,077,765.84, 24,941,246.88 and 10,236,206.36 is: 14,122,527.76
Step by Step Solution
- Step 1: Write the proportion equation
18,077,765.84 : 24,941,246.88 = 10,236,206.36 : x - Step 2: Convert to fraction form
18,077,765.84/24,941,246.88 = 10,236,206.36/x - Step 3: Cross multiply
18,077,765.84x = 24,941,246.88 × 10,236,206.36 - Step 4: Simplify right side
18,077,765.84x = 255,303,749,939,386.12 - Step 5: Solve for x
x = 255,303,749,939,386.12/18,077,765.84 - Step 6: Final answer
x = 14,122,527.76
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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.