Finding the Fourth Proportional to 32,406,432.32, 44,724,961.83 and 21,252,305.76
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Solution
The fourth proportional to 32,406,432.32, 44,724,961.83 and 21,252,305.76 is: 29,330,861.06
Step by Step Solution
- Step 1: Write the proportion equation
32,406,432.32 : 44,724,961.83 = 21,252,305.76 : x - Step 2: Convert to fraction form
32,406,432.32/44,724,961.83 = 21,252,305.76/x - Step 3: Cross multiply
32,406,432.32x = 44,724,961.83 × 21,252,305.76 - Step 4: Simplify right side
32,406,432.32x = 950,508,563,827,466.75 - Step 5: Solve for x
x = 950,508,563,827,466.75/32,406,432.32 - Step 6: Final answer
x = 29,330,861.06
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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.