Finding the Fourth Proportional to 86,712,260.26, 130,016,447.03 and 27,599,106.68
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Solution
The fourth proportional to 86,712,260.26, 130,016,447.03 and 27,599,106.68 is: 41,382,127.29
Step by Step Solution
- Step 1: Write the proportion equation
86,712,260.26 : 130,016,447.03 = 27,599,106.68 : x - Step 2: Convert to fraction form
86,712,260.26/130,016,447.03 = 27,599,106.68/x - Step 3: Cross multiply
86,712,260.26x = 130,016,447.03 × 27,599,106.68 - Step 4: Simplify right side
86,712,260.26x = 3,588,337,791,154,455 - Step 5: Solve for x
x = 3,588,337,791,154,455/86,712,260.26 - Step 6: Final answer
x = 41,382,127.29
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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.