Finding the Fourth Proportional to 27,539,368.56, 38,004,118.56 and 15,149,195.28
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Solution
The fourth proportional to 27,539,368.56, 38,004,118.56 and 15,149,195.28 is: 20,905,773.94
Step by Step Solution
- Step 1: Write the proportion equation
27,539,368.56 : 38,004,118.56 = 15,149,195.28 : x - Step 2: Convert to fraction form
27,539,368.56/38,004,118.56 = 15,149,195.28/x - Step 3: Cross multiply
27,539,368.56x = 38,004,118.56 × 15,149,195.28 - Step 4: Simplify right side
27,539,368.56x = 575,731,813,509,712.38 - Step 5: Solve for x
x = 575,731,813,509,712.38/27,539,368.56 - Step 6: Final answer
x = 20,905,773.94
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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.