Finding the Fourth Proportional to 22,787,595.06, 31,446,878.85 and 12,474,325.14
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Solution
The fourth proportional to 22,787,595.06, 31,446,878.85 and 12,474,325.14 is: 17,214,567.42
Step by Step Solution
- Step 1: Write the proportion equation
22,787,595.06 : 31,446,878.85 = 12,474,325.14 : x - Step 2: Convert to fraction form
22,787,595.06/31,446,878.85 = 12,474,325.14/x - Step 3: Cross multiply
22,787,595.06x = 31,446,878.85 × 12,474,325.14 - Step 4: Simplify right side
22,787,595.06x = 392,278,591,413,089.31 - Step 5: Solve for x
x = 392,278,591,413,089.31/22,787,595.06 - Step 6: Final answer
x = 17,214,567.42
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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.