Finding the Fourth Proportional to 12,756,766.52, 19,124,311.98 and 5,937,299.84
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Solution
The fourth proportional to 12,756,766.52, 19,124,311.98 and 5,937,299.84 is: 8,900,905.59
Step by Step Solution
- Step 1: Write the proportion equation
12,756,766.52 : 19,124,311.98 = 5,937,299.84 : x - Step 2: Convert to fraction form
12,756,766.52/19,124,311.98 = 5,937,299.84/x - Step 3: Cross multiply
12,756,766.52x = 19,124,311.98 × 5,937,299.84 - Step 4: Simplify right side
12,756,766.52x = 113,546,774,458,964.08 - Step 5: Solve for x
x = 113,546,774,458,964.08/12,756,766.52 - Step 6: Final answer
x = 8,900,905.59
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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.