Finding the Fourth Proportional to 35,378,448.37, 53,069,960.70 and 11,118,388.14
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Solution
The fourth proportional to 35,378,448.37, 53,069,960.70 and 11,118,388.14 is: 16,678,301.31
Step by Step Solution
- Step 1: Write the proportion equation
35,378,448.37 : 53,069,960.70 = 11,118,388.14 : x - Step 2: Convert to fraction form
35,378,448.37/53,069,960.70 = 11,118,388.14/x - Step 3: Cross multiply
35,378,448.37x = 53,069,960.70 × 11,118,388.14 - Step 4: Simplify right side
35,378,448.37x = 590,052,421,637,146.12 - Step 5: Solve for x
x = 590,052,421,637,146.12/35,378,448.37 - Step 6: Final answer
x = 16,678,301.31
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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.