Finding the Fourth Proportional to 19,822,645.10, 29,734,773.95 and 9,442,528.02
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Solution
The fourth proportional to 19,822,645.10, 29,734,773.95 and 9,442,528.02 is: 14,164,176.11
Step by Step Solution
- Step 1: Write the proportion equation
19,822,645.10 : 29,734,773.95 = 9,442,528.02 : x - Step 2: Convert to fraction form
19,822,645.10/29,734,773.95 = 9,442,528.02/x - Step 3: Cross multiply
19,822,645.10x = 29,734,773.95 × 9,442,528.02 - Step 4: Simplify right side
19,822,645.10x = 280,771,436,191,241.06 - Step 5: Solve for x
x = 280,771,436,191,241.06/19,822,645.10 - Step 6: Final answer
x = 14,164,176.11
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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.