Finding the Fourth Proportional to 14,358,350.74, 19,814,585.62 and 7,832,122.42
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Solution
The fourth proportional to 14,358,350.74, 19,814,585.62 and 7,832,122.42 is: 10,808,362.54
Step by Step Solution
- Step 1: Write the proportion equation
14,358,350.74 : 19,814,585.62 = 7,832,122.42 : x - Step 2: Convert to fraction form
14,358,350.74/19,814,585.62 = 7,832,122.42/x - Step 3: Cross multiply
14,358,350.74x = 19,814,585.62 × 7,832,122.42 - Step 4: Simplify right side
14,358,350.74x = 155,190,260,158,758.38 - Step 5: Solve for x
x = 155,190,260,158,758.38/14,358,350.74 - Step 6: Final answer
x = 10,808,362.54
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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.