Finding the Fourth Proportional to 14,408,769.44, 19,884,258.68 and 7,882,258.74
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Solution
The fourth proportional to 14,408,769.44, 19,884,258.68 and 7,882,258.74 is: 10,877,602.86
Step by Step Solution
- Step 1: Write the proportion equation
14,408,769.44 : 19,884,258.68 = 7,882,258.74 : x - Step 2: Convert to fraction form
14,408,769.44/19,884,258.68 = 7,882,258.74/x - Step 3: Cross multiply
14,408,769.44x = 19,884,258.68 × 7,882,258.74 - Step 4: Simplify right side
14,408,769.44x = 156,732,871,654,873.59 - Step 5: Solve for x
x = 156,732,871,654,873.59/14,408,769.44 - Step 6: Final answer
x = 10,877,602.86
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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.