Finding the Fourth Proportional to 24,911,316.72, 34,377,638.63 and 13,898,068.70
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Solution
The fourth proportional to 24,911,316.72, 34,377,638.63 and 13,898,068.70 is: 19,179,346.82
Step by Step Solution
- Step 1: Write the proportion equation
24,911,316.72 : 34,377,638.63 = 13,898,068.70 : x - Step 2: Convert to fraction form
24,911,316.72/34,377,638.63 = 13,898,068.70/x - Step 3: Cross multiply
24,911,316.72x = 34,377,638.63 × 13,898,068.70 - Step 4: Simplify right side
24,911,316.72x = 477,782,783,182,135.38 - Step 5: Solve for x
x = 477,782,783,182,135.38/24,911,316.72 - Step 6: Final answer
x = 19,179,346.82
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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.