Finding the Fourth Proportional to 17,871,376.68, 24,671,065.86 and 11,001,747.24
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Solution
The fourth proportional to 17,871,376.68, 24,671,065.86 and 11,001,747.24 is: 15,187,684.51
Step by Step Solution
- Step 1: Write the proportion equation
17,871,376.68 : 24,671,065.86 = 11,001,747.24 : x - Step 2: Convert to fraction form
17,871,376.68/24,671,065.86 = 11,001,747.24/x - Step 3: Cross multiply
17,871,376.68x = 24,671,065.86 × 11,001,747.24 - Step 4: Simplify right side
17,871,376.68x = 271,424,830,733,113.22 - Step 5: Solve for x
x = 271,424,830,733,113.22/17,871,376.68 - Step 6: Final answer
x = 15,187,684.51
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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.