Finding the Fourth Proportional to 36,241,402.13, 50,013,143.11 and 19,943,878.13
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Solution
The fourth proportional to 36,241,402.13, 50,013,143.11 and 19,943,878.13 is: 27,522,556.32
Step by Step Solution
- Step 1: Write the proportion equation
36,241,402.13 : 50,013,143.11 = 19,943,878.13 : x - Step 2: Convert to fraction form
36,241,402.13/50,013,143.11 = 19,943,878.13/x - Step 3: Cross multiply
36,241,402.13x = 50,013,143.11 × 19,943,878.13 - Step 4: Simplify right side
36,241,402.13x = 997,456,031,084,089.12 - Step 5: Solve for x
x = 997,456,031,084,089.12/36,241,402.13 - Step 6: Final answer
x = 27,522,556.32
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1.5x scale
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.