Finding the Fourth Proportional to 62,816,597.55, 86,685,661.55 and 34,938,708.08
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Solution
The fourth proportional to 62,816,597.55, 86,685,661.55 and 34,938,708.08 is: 48,214,725.75
Step by Step Solution
- Step 1: Write the proportion equation
62,816,597.55 : 86,685,661.55 = 34,938,708.08 : x - Step 2: Convert to fraction form
62,816,597.55/86,685,661.55 = 34,938,708.08/x - Step 3: Cross multiply
62,816,597.55x = 86,685,661.55 × 34,938,708.08 - Step 4: Simplify right side
62,816,597.55x = 3,028,685,023,271,049 - Step 5: Solve for x
x = 3,028,685,023,271,049/62,816,597.55 - Step 6: Final answer
x = 48,214,725.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.