Finding the Fourth Proportional to 5,356,276.68, 7,393,923.75 and 3,616,303.13
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Solution
The fourth proportional to 5,356,276.68, 7,393,923.75 and 3,616,303.13 is: 4,992,025.47
Step by Step Solution
- Step 1: Write the proportion equation
5,356,276.68 : 7,393,923.75 = 3,616,303.13 : x - Step 2: Convert to fraction form
5,356,276.68/7,393,923.75 = 3,616,303.13/x - Step 3: Cross multiply
5,356,276.68x = 7,393,923.75 × 3,616,303.13 - Step 4: Simplify right side
5,356,276.68x = 26,738,669,600,106.34 - Step 5: Solve for x
x = 26,738,669,600,106.34/5,356,276.68 - Step 6: Final answer
x = 4,992,025.47
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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.