Finding the Fourth Proportional to 26,089,631.10, 39,134,446.65 and 16,389,848.70
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Solution
The fourth proportional to 26,089,631.10, 39,134,446.65 and 16,389,848.70 is: 24,584,773.05
Step by Step Solution
- Step 1: Write the proportion equation
26,089,631.10 : 39,134,446.65 = 16,389,848.70 : x - Step 2: Convert to fraction form
26,089,631.10/39,134,446.65 = 16,389,848.70/x - Step 3: Cross multiply
26,089,631.10x = 39,134,446.65 × 16,389,848.70 - Step 4: Simplify right side
26,089,631.10x = 641,407,659,551,721.75 - Step 5: Solve for x
x = 641,407,659,551,721.75/26,089,631.10 - Step 6: Final answer
x = 24,584,773.05
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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.