Finding the Fourth Proportional to 93,312,072.70, 139,968,109.05 and 32,705,928.70
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Solution
The fourth proportional to 93,312,072.70, 139,968,109.05 and 32,705,928.70 is: 49,058,893.05
Step by Step Solution
- Step 1: Write the proportion equation
93,312,072.70 : 139,968,109.05 = 32,705,928.70 : x - Step 2: Convert to fraction form
93,312,072.70/139,968,109.05 = 32,705,928.70/x - Step 3: Cross multiply
93,312,072.70x = 139,968,109.05 × 32,705,928.70 - Step 4: Simplify right side
93,312,072.70x = 4,577,786,994,863,125 - Step 5: Solve for x
x = 4,577,786,994,863,125/93,312,072.70 - Step 6: Final answer
x = 49,058,893.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.