Finding the Fourth Proportional to 15,220,873.96, 22,828,880.60 and 4,435,652.04
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Solution
The fourth proportional to 15,220,873.96, 22,828,880.60 and 4,435,652.04 is: 6,652,769.81
Step by Step Solution
- Step 1: Write the proportion equation
15,220,873.96 : 22,828,880.60 = 4,435,652.04 : x - Step 2: Convert to fraction form
15,220,873.96/22,828,880.60 = 4,435,652.04/x - Step 3: Cross multiply
15,220,873.96x = 22,828,880.60 × 4,435,652.04 - Step 4: Simplify right side
15,220,873.96x = 101,260,970,804,306.44 - Step 5: Solve for x
x = 101,260,970,804,306.44/15,220,873.96 - Step 6: Final answer
x = 6,652,769.81
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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.