Finding the Fourth Proportional to 46,742,512.68, 64,471,213.82 and 32,806,977.36
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Solution
The fourth proportional to 46,742,512.68, 64,471,213.82 and 32,806,977.36 is: 45,250,148.76
Step by Step Solution
- Step 1: Write the proportion equation
46,742,512.68 : 64,471,213.82 = 32,806,977.36 : x - Step 2: Convert to fraction form
46,742,512.68/64,471,213.82 = 32,806,977.36/x - Step 3: Cross multiply
46,742,512.68x = 64,471,213.82 × 32,806,977.36 - Step 4: Simplify right side
46,742,512.68x = 2,115,105,652,164,459 - Step 5: Solve for x
x = 2,115,105,652,164,459/46,742,512.68 - Step 6: Final answer
x = 45,250,148.76
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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.