Finding the Fourth Proportional to 5,905,291.60, 8,149,302.36 and 3,189,037.36
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Solution
The fourth proportional to 5,905,291.60, 8,149,302.36 and 3,189,037.36 is: 4,400,871.53
Step by Step Solution
- Step 1: Write the proportion equation
5,905,291.60 : 8,149,302.36 = 3,189,037.36 : x - Step 2: Convert to fraction form
5,905,291.60/8,149,302.36 = 3,189,037.36/x - Step 3: Cross multiply
5,905,291.60x = 8,149,302.36 × 3,189,037.36 - Step 4: Simplify right side
5,905,291.60x = 25,988,429,683,976.17 - Step 5: Solve for x
x = 25,988,429,683,976.17/5,905,291.60 - Step 6: Final answer
x = 4,400,871.53
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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.