Finding the Fourth Proportional to 45,811,603.08, 68,678,661.38 and 19,884,417.37
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Solution
The fourth proportional to 45,811,603.08, 68,678,661.38 and 19,884,417.37 is: 29,809,809.64
Step by Step Solution
- Step 1: Write the proportion equation
45,811,603.08 : 68,678,661.38 = 19,884,417.37 : x - Step 2: Convert to fraction form
45,811,603.08/68,678,661.38 = 19,884,417.37/x - Step 3: Cross multiply
45,811,603.08x = 68,678,661.38 × 19,884,417.37 - Step 4: Simplify right side
45,811,603.08x = 1,365,635,167,021,701.50 - Step 5: Solve for x
x = 1,365,635,167,021,701.50/45,811,603.08 - Step 6: Final answer
x = 29,809,809.64
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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.