Finding the Fourth Proportional to 6,318,432.59, 9,475,840.96 and 2,058,973.07
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Solution
The fourth proportional to 6,318,432.59, 9,475,840.96 and 2,058,973.07 is: 3,087,870.45
Step by Step Solution
- Step 1: Write the proportion equation
6,318,432.59 : 9,475,840.96 = 2,058,973.07 : x - Step 2: Convert to fraction form
6,318,432.59/9,475,840.96 = 2,058,973.07/x - Step 3: Cross multiply
6,318,432.59x = 9,475,840.96 × 2,058,973.07 - Step 4: Simplify right side
6,318,432.59x = 19,510,501,299,716.31 - Step 5: Solve for x
x = 19,510,501,299,716.31/6,318,432.59 - Step 6: Final answer
x = 3,087,870.45
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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.