Finding the Fourth Proportional to 8,873,174.28, 13,308,429.36 and 2,807,117.84
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Solution
The fourth proportional to 8,873,174.28, 13,308,429.36 and 2,807,117.84 is: 4,210,255.35
Step by Step Solution
- Step 1: Write the proportion equation
8,873,174.28 : 13,308,429.36 = 2,807,117.84 : x - Step 2: Convert to fraction form
8,873,174.28/13,308,429.36 = 2,807,117.84/x - Step 3: Cross multiply
8,873,174.28x = 13,308,429.36 × 2,807,117.84 - Step 4: Simplify right side
8,873,174.28x = 37,358,329,478,835.78 - Step 5: Solve for x
x = 37,358,329,478,835.78/8,873,174.28 - Step 6: Final answer
x = 4,210,255.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.