Finding the Fourth Proportional to 15,759,187.52, 23,639,489.36 and 4,828,576.36
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Solution
The fourth proportional to 15,759,187.52, 23,639,489.36 and 4,828,576.36 is: 7,243,081.49
Step by Step Solution
- Step 1: Write the proportion equation
15,759,187.52 : 23,639,489.36 = 4,828,576.36 : x - Step 2: Convert to fraction form
15,759,187.52/23,639,489.36 = 4,828,576.36/x - Step 3: Cross multiply
15,759,187.52x = 23,639,489.36 × 4,828,576.36 - Step 4: Simplify right side
15,759,187.52x = 114,145,079,486,167.53 - Step 5: Solve for x
x = 114,145,079,486,167.53/15,759,187.52 - Step 6: Final answer
x = 7,243,081.49
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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.