Finding the Fourth Proportional to 7,918,117.94, 10,924,463.42 and 4,432,944.50
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Solution
The fourth proportional to 7,918,117.94, 10,924,463.42 and 4,432,944.50 is: 6,116,041.77
Step by Step Solution
- Step 1: Write the proportion equation
7,918,117.94 : 10,924,463.42 = 4,432,944.50 : x - Step 2: Convert to fraction form
7,918,117.94/10,924,463.42 = 4,432,944.50/x - Step 3: Cross multiply
7,918,117.94x = 10,924,463.42 × 4,432,944.50 - Step 4: Simplify right side
7,918,117.94x = 48,427,540,033,140.19 - Step 5: Solve for x
x = 48,427,540,033,140.19/7,918,117.94 - Step 6: Final answer
x = 6,116,041.77
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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.