Finding the Fourth Proportional to 24,001,316.47, 33,121,903.98 and 12,988,065.07
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Solution
The fourth proportional to 24,001,316.47, 33,121,903.98 and 12,988,065.07 is: 17,923,577.01
Step by Step Solution
- Step 1: Write the proportion equation
24,001,316.47 : 33,121,903.98 = 12,988,065.07 : x - Step 2: Convert to fraction form
24,001,316.47/33,121,903.98 = 12,988,065.07/x - Step 3: Cross multiply
24,001,316.47x = 33,121,903.98 × 12,988,065.07 - Step 4: Simplify right side
24,001,316.47x = 430,189,444,134,532 - Step 5: Solve for x
x = 430,189,444,134,532/24,001,316.47 - Step 6: Final answer
x = 17,923,577.01
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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.