Finding the Fourth Proportional to 5,125,973.19, 7,688,967.27 and 2,093,339.09
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Solution
The fourth proportional to 5,125,973.19, 7,688,967.27 and 2,093,339.09 is: 3,140,011.69
Step by Step Solution
- Step 1: Write the proportion equation
5,125,973.19 : 7,688,967.27 = 2,093,339.09 : x - Step 2: Convert to fraction form
5,125,973.19/7,688,967.27 = 2,093,339.09/x - Step 3: Cross multiply
5,125,973.19x = 7,688,967.27 × 2,093,339.09 - Step 4: Simplify right side
5,125,973.19x = 16,095,615,771,169.01 - Step 5: Solve for x
x = 16,095,615,771,169.01/5,125,973.19 - Step 6: Final answer
x = 3,140,011.69
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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.