Finding the Fourth Proportional to 48,293,768.95, 66,639,352.25 and 32,646,838.10
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Solution
The fourth proportional to 48,293,768.95, 66,639,352.25 and 32,646,838.10 is: 45,048,547.49
Step by Step Solution
- Step 1: Write the proportion equation
48,293,768.95 : 66,639,352.25 = 32,646,838.10 : x - Step 2: Convert to fraction form
48,293,768.95/66,639,352.25 = 32,646,838.10/x - Step 3: Cross multiply
48,293,768.95x = 66,639,352.25 × 32,646,838.10 - Step 4: Simplify right side
48,293,768.95x = 2,175,564,143,743,041 - Step 5: Solve for x
x = 2,175,564,143,743,041/48,293,768.95 - Step 6: Final answer
x = 45,048,547.49
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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.