Finding the Fourth Proportional to 15,128,241.97, 22,574,370.28 and 13,497,801.97
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Solution
The fourth proportional to 15,128,241.97, 22,574,370.28 and 13,497,801.97 is: 20,141,426.89
Step by Step Solution
- Step 1: Write the proportion equation
15,128,241.97 : 22,574,370.28 = 13,497,801.97 : x - Step 2: Convert to fraction form
15,128,241.97/22,574,370.28 = 13,497,801.97/x - Step 3: Cross multiply
15,128,241.97x = 22,574,370.28 × 13,497,801.97 - Step 4: Simplify right side
15,128,241.97x = 304,704,379,670,637.94 - Step 5: Solve for x
x = 304,704,379,670,637.94/15,128,241.97 - Step 6: Final answer
x = 20,141,426.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.