Finding the Fourth Proportional to 19,011,291.99, 26,235,589.92 and 10,309,462.30
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Solution
The fourth proportional to 19,011,291.99, 26,235,589.92 and 10,309,462.30 is: 14,227,061.76
Step by Step Solution
- Step 1: Write the proportion equation
19,011,291.99 : 26,235,589.92 = 10,309,462.30 : x - Step 2: Convert to fraction form
19,011,291.99/26,235,589.92 = 10,309,462.30/x - Step 3: Cross multiply
19,011,291.99x = 26,235,589.92 × 10,309,462.30 - Step 4: Simplify right side
19,011,291.99x = 270,474,825,198,500.06 - Step 5: Solve for x
x = 270,474,825,198,500.06/19,011,291.99 - Step 6: Final answer
x = 14,227,061.76
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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.