Finding the Fourth Proportional to 14,408,778.96, 19,884,271.80 and 7,882,268.24
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Solution
The fourth proportional to 14,408,778.96, 19,884,271.80 and 7,882,268.24 is: 10,877,615.97
Step by Step Solution
- Step 1: Write the proportion equation
14,408,778.96 : 19,884,271.80 = 7,882,268.24 : x - Step 2: Convert to fraction form
14,408,778.96/19,884,271.80 = 7,882,268.24/x - Step 3: Cross multiply
14,408,778.96x = 19,884,271.80 × 7,882,268.24 - Step 4: Simplify right side
14,408,778.96x = 156,733,164,084,667.66 - Step 5: Solve for x
x = 156,733,164,084,667.66/14,408,778.96 - Step 6: Final answer
x = 10,877,615.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.