Finding the Fourth Proportional to 24,789,140.21, 34,209,844.22 and 13,776,354.09
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Solution
The fourth proportional to 24,789,140.21, 34,209,844.22 and 13,776,354.09 is: 19,011,830.31
Step by Step Solution
- Step 1: Write the proportion equation
24,789,140.21 : 34,209,844.22 = 13,776,354.09 : x - Step 2: Convert to fraction form
24,789,140.21/34,209,844.22 = 13,776,354.09/x - Step 3: Cross multiply
24,789,140.21x = 34,209,844.22 × 13,776,354.09 - Step 4: Simplify right side
24,789,140.21x = 471,286,927,372,900.69 - Step 5: Solve for x
x = 471,286,927,372,900.69/24,789,140.21 - Step 6: Final answer
x = 19,011,830.31
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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.