Finding the Fourth Proportional to 7,249,869.76, 10,874,101.44 and 2,201,224
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Solution
The fourth proportional to 7,249,869.76, 10,874,101.44 and 2,201,224 is: 3,301,622.49
Step by Step Solution
- Step 1: Write the proportion equation
7,249,869.76 : 10,874,101.44 = 2,201,224 : x - Step 2: Convert to fraction form
7,249,869.76/10,874,101.44 = 2,201,224/x - Step 3: Cross multiply
7,249,869.76x = 10,874,101.44 × 2,201,224 - Step 4: Simplify right side
7,249,869.76x = 23,936,333,068,162.56 - Step 5: Solve for x
x = 23,936,333,068,162.56/7,249,869.76 - Step 6: Final answer
x = 3,301,622.49
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1.5x scale
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.