Finding the Fourth Proportional to 25,818,454.73, 38,731,885.35 and 7,624,490.08
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Solution
The fourth proportional to 25,818,454.73, 38,731,885.35 and 7,624,490.08 is: 11,437,976.39
Step by Step Solution
- Step 1: Write the proportion equation
25,818,454.73 : 38,731,885.35 = 7,624,490.08 : x - Step 2: Convert to fraction form
25,818,454.73/38,731,885.35 = 7,624,490.08/x - Step 3: Cross multiply
25,818,454.73x = 38,731,885.35 × 7,624,490.08 - Step 4: Simplify right side
25,818,454.73x = 295,310,875,708,354.19 - Step 5: Solve for x
x = 295,310,875,708,354.19/25,818,454.73 - Step 6: Final answer
x = 11,437,976.39
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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.