Finding the Fourth Proportional to 19,011,292.74, 26,235,590.96 and 10,309,463.05
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Solution
The fourth proportional to 19,011,292.74, 26,235,590.96 and 10,309,463.05 is: 14,227,062.79
Step by Step Solution
- Step 1: Write the proportion equation
19,011,292.74 : 26,235,590.96 = 10,309,463.05 : x - Step 2: Convert to fraction form
19,011,292.74/26,235,590.96 = 10,309,463.05/x - Step 3: Cross multiply
19,011,292.74x = 26,235,590.96 × 10,309,463.05 - Step 4: Simplify right side
19,011,292.74x = 270,474,855,479,897.69 - Step 5: Solve for x
x = 270,474,855,479,897.69/19,011,292.74 - Step 6: Final answer
x = 14,227,062.79
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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.