Finding the Fourth Proportional to 28,899,339.36, 43,318,664.16 and 9,723,439.08
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Solution
The fourth proportional to 28,899,339.36, 43,318,664.16 and 9,723,439.08 is: 14,574,948.82
Step by Step Solution
- Step 1: Write the proportion equation
28,899,339.36 : 43,318,664.16 = 9,723,439.08 : x - Step 2: Convert to fraction form
28,899,339.36/43,318,664.16 = 9,723,439.08/x - Step 3: Cross multiply
28,899,339.36x = 43,318,664.16 × 9,723,439.08 - Step 4: Simplify right side
28,899,339.36x = 421,206,391,986,739.31 - Step 5: Solve for x
x = 421,206,391,986,739.31/28,899,339.36 - Step 6: Final answer
x = 14,574,948.82
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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.