Finding the Fourth Proportional to 42,368,215.28, 58,466,415.30 and 24,033,107.12
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Solution
The fourth proportional to 42,368,215.28, 58,466,415.30 and 24,033,107.12 is: 33,164,711.15
Step by Step Solution
- Step 1: Write the proportion equation
42,368,215.28 : 58,466,415.30 = 24,033,107.12 : x - Step 2: Convert to fraction form
42,368,215.28/58,466,415.30 = 24,033,107.12/x - Step 3: Cross multiply
42,368,215.28x = 58,466,415.30 × 24,033,107.12 - Step 4: Simplify right side
42,368,215.28x = 1,405,129,621,827,307 - Step 5: Solve for x
x = 1,405,129,621,827,307/42,368,215.28 - Step 6: Final answer
x = 33,164,711.15
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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.