Finding the Fourth Proportional to 6,909,440.70, 10,360,273.05 and 2,649,747.90
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Solution
The fourth proportional to 6,909,440.70, 10,360,273.05 and 2,649,747.90 is: 3,973,130.81
Step by Step Solution
- Step 1: Write the proportion equation
6,909,440.70 : 10,360,273.05 = 2,649,747.90 : x - Step 2: Convert to fraction form
6,909,440.70/10,360,273.05 = 2,649,747.90/x - Step 3: Cross multiply
6,909,440.70x = 10,360,273.05 × 2,649,747.90 - Step 4: Simplify right side
6,909,440.70x = 27,452,111,757,664.10 - Step 5: Solve for x
x = 27,452,111,757,664.10/6,909,440.70 - Step 6: Final answer
x = 3,973,130.81
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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.