Finding the Fourth Proportional to 15,785,812.16, 23,669,129.76 and 6,189,693.76
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Solution
The fourth proportional to 15,785,812.16, 23,669,129.76 and 6,189,693.76 is: 9,280,780.95
Step by Step Solution
- Step 1: Write the proportion equation
15,785,812.16 : 23,669,129.76 = 6,189,693.76 : x - Step 2: Convert to fraction form
15,785,812.16/23,669,129.76 = 6,189,693.76/x - Step 3: Cross multiply
15,785,812.16x = 23,669,129.76 × 6,189,693.76 - Step 4: Simplify right side
15,785,812.16x = 146,504,664,780,102.31 - Step 5: Solve for x
x = 146,504,664,780,102.31/15,785,812.16 - Step 6: Final answer
x = 9,280,780.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.