Finding the Fourth Proportional to 64,043,118.28, 88,379,386.14 and 34,674,446.80
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Solution
The fourth proportional to 64,043,118.28, 88,379,386.14 and 34,674,446.80 is: 47,850,673.19
Step by Step Solution
- Step 1: Write the proportion equation
64,043,118.28 : 88,379,386.14 = 34,674,446.80 : x - Step 2: Convert to fraction form
64,043,118.28/88,379,386.14 = 34,674,446.80/x - Step 3: Cross multiply
64,043,118.28x = 88,379,386.14 × 34,674,446.80 - Step 4: Simplify right side
64,043,118.28x = 3,064,506,322,928,087 - Step 5: Solve for x
x = 3,064,506,322,928,087/64,043,118.28 - Step 6: Final answer
x = 47,850,673.19
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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.