Finding the Fourth Proportional to 62,839,131.09, 94,257,750.64 and 28,271,121.81
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Solution
The fourth proportional to 62,839,131.09, 94,257,750.64 and 28,271,121.81 is: 42,406,257.11
Step by Step Solution
- Step 1: Write the proportion equation
62,839,131.09 : 94,257,750.64 = 28,271,121.81 : x - Step 2: Convert to fraction form
62,839,131.09/94,257,750.64 = 28,271,121.81/x - Step 3: Cross multiply
62,839,131.09x = 94,257,750.64 × 28,271,121.81 - Step 4: Simplify right side
62,839,131.09x = 2,664,772,349,880,045.50 - Step 5: Solve for x
x = 2,664,772,349,880,045.50/62,839,131.09 - Step 6: Final answer
x = 42,406,257.11
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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.