Finding the Fourth Proportional to 15,493,709.00, 23,243,400.53 and 6,390,840.71
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Solution
The fourth proportional to 15,493,709.00, 23,243,400.53 and 6,390,840.71 is: 9,587,431.28
Step by Step Solution
- Step 1: Write the proportion equation
15,493,709.00 : 23,243,400.53 = 6,390,840.71 : x - Step 2: Convert to fraction form
15,493,709.00/23,243,400.53 = 6,390,840.71/x - Step 3: Cross multiply
15,493,709.00x = 23,243,400.53 × 6,390,840.71 - Step 4: Simplify right side
15,493,709.00x = 148,544,870,396,079.53 - Step 5: Solve for x
x = 148,544,870,396,079.53/15,493,709.00 - Step 6: Final answer
x = 9,587,431.28
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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.