Finding the Fourth Proportional to 34,847,491.60, 48,087,560.55 and 19,377,243.28
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Solution
The fourth proportional to 34,847,491.60, 48,087,560.55 and 19,377,243.28 is: 26,739,495.92
Step by Step Solution
- Step 1: Write the proportion equation
34,847,491.60 : 48,087,560.55 = 19,377,243.28 : x - Step 2: Convert to fraction form
34,847,491.60/48,087,560.55 = 19,377,243.28/x - Step 3: Cross multiply
34,847,491.60x = 48,087,560.55 × 19,377,243.28 - Step 4: Simplify right side
34,847,491.60x = 931,804,359,519,080.62 - Step 5: Solve for x
x = 931,804,359,519,080.62/34,847,491.60 - Step 6: Final answer
x = 26,739,495.92
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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.