Finding the Fourth Proportional to 27,228,056.28, 37,574,725.50 and 14,838,153.09
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Solution
The fourth proportional to 27,228,056.28, 37,574,725.50 and 14,838,153.09 is: 20,476,655.53
Step by Step Solution
- Step 1: Write the proportion equation
27,228,056.28 : 37,574,725.50 = 14,838,153.09 : x - Step 2: Convert to fraction form
27,228,056.28/37,574,725.50 = 14,838,153.09/x - Step 3: Cross multiply
27,228,056.28x = 37,574,725.50 × 14,838,153.09 - Step 4: Simplify right side
27,228,056.28x = 557,539,529,283,726.81 - Step 5: Solve for x
x = 557,539,529,283,726.81/27,228,056.28 - Step 6: Final answer
x = 20,476,655.53
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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.