Finding the Fourth Proportional to 10,996,824.70, 16,495,237.05 and 5,894,991.10
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Solution
The fourth proportional to 10,996,824.70, 16,495,237.05 and 5,894,991.10 is: 8,842,486.65
Step by Step Solution
- Step 1: Write the proportion equation
10,996,824.70 : 16,495,237.05 = 5,894,991.10 : x - Step 2: Convert to fraction form
10,996,824.70/16,495,237.05 = 5,894,991.10/x - Step 3: Cross multiply
10,996,824.70x = 16,495,237.05 × 5,894,991.10 - Step 4: Simplify right side
10,996,824.70x = 97,239,275,602,140.25 - Step 5: Solve for x
x = 97,239,275,602,140.25/10,996,824.70 - Step 6: Final answer
x = 8,842,486.65
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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.