Finding the Fourth Proportional to 39,141,660.80, 58,712,117.60 and 23,793,189.08
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Solution
The fourth proportional to 39,141,660.80, 58,712,117.60 and 23,793,189.08 is: 35,689,556.52
Step by Step Solution
- Step 1: Write the proportion equation
39,141,660.80 : 58,712,117.60 = 23,793,189.08 : x - Step 2: Convert to fraction form
39,141,660.80/58,712,117.60 = 23,793,189.08/x - Step 3: Cross multiply
39,141,660.80x = 58,712,117.60 × 23,793,189.08 - Step 4: Simplify right side
39,141,660.80x = 1,396,948,515,343,995.75 - Step 5: Solve for x
x = 1,396,948,515,343,995.75/39,141,660.80 - Step 6: Final answer
x = 35,689,556.52
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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.