Finding the Fourth Proportional to 42,132,701.63, 63,199,052.45 and 11,840,564.63
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Solution
The fourth proportional to 42,132,701.63, 63,199,052.45 and 11,840,564.63 is: 17,760,846.94
Step by Step Solution
- Step 1: Write the proportion equation
42,132,701.63 : 63,199,052.45 = 11,840,564.63 : x - Step 2: Convert to fraction form
42,132,701.63/63,199,052.45 = 11,840,564.63/x - Step 3: Cross multiply
42,132,701.63x = 63,199,052.45 × 11,840,564.63 - Step 4: Simplify right side
42,132,701.63x = 748,312,464,713,786.75 - Step 5: Solve for x
x = 748,312,464,713,786.75/42,132,701.63 - Step 6: Final answer
x = 17,760,846.94
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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.