Finding the Fourth Proportional to 53,427,947.42, 73,731,816.03 and 29,905,899.06
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Solution
The fourth proportional to 53,427,947.42, 73,731,816.03 and 29,905,899.06 is: 41,270,839.60
Step by Step Solution
- Step 1: Write the proportion equation
53,427,947.42 : 73,731,816.03 = 29,905,899.06 : x - Step 2: Convert to fraction form
53,427,947.42/73,731,816.03 = 29,905,899.06/x - Step 3: Cross multiply
53,427,947.42x = 73,731,816.03 × 29,905,899.06 - Step 4: Simplify right side
53,427,947.42x = 2,205,016,248,092,311.25 - Step 5: Solve for x
x = 2,205,016,248,092,311.25/53,427,947.42 - Step 6: Final answer
x = 41,270,839.60
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1.5x scale
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.