Finding the Fourth Proportional to 13,020,930.80, 19,533,239.40 and 4,044,546.80
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Solution
The fourth proportional to 13,020,930.80, 19,533,239.40 and 4,044,546.80 is: 6,067,392.73
Step by Step Solution
- Step 1: Write the proportion equation
13,020,930.80 : 19,533,239.40 = 4,044,546.80 : x - Step 2: Convert to fraction form
13,020,930.80/19,533,239.40 = 4,044,546.80/x - Step 3: Cross multiply
13,020,930.80x = 19,533,239.40 × 4,044,546.80 - Step 4: Simplify right side
13,020,930.80x = 79,003,100,908,903.91 - Step 5: Solve for x
x = 79,003,100,908,903.91/13,020,930.80 - Step 6: Final answer
x = 6,067,392.73
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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.