Finding the Fourth Proportional to 10,838,871.68, 16,258,314.81 and 2,752,453.76
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Solution
The fourth proportional to 10,838,871.68, 16,258,314.81 and 2,752,453.76 is: 4,128,682.49
Step by Step Solution
- Step 1: Write the proportion equation
10,838,871.68 : 16,258,314.81 = 2,752,453.76 : x - Step 2: Convert to fraction form
10,838,871.68/16,258,314.81 = 2,752,453.76/x - Step 3: Cross multiply
10,838,871.68x = 16,258,314.81 × 2,752,453.76 - Step 4: Simplify right side
10,838,871.68x = 44,750,259,730,048.18 - Step 5: Solve for x
x = 44,750,259,730,048.18/10,838,871.68 - Step 6: Final answer
x = 4,128,682.49
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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.