Finding the Fourth Proportional to 39,715,203.76, 59,574,149.58 and 10,569,071.50
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Solution
The fourth proportional to 39,715,203.76, 59,574,149.58 and 10,569,071.50 is: 15,853,964.90
Step by Step Solution
- Step 1: Write the proportion equation
39,715,203.76 : 59,574,149.58 = 10,569,071.50 : x - Step 2: Convert to fraction form
39,715,203.76/59,574,149.58 = 10,569,071.50/x - Step 3: Cross multiply
39,715,203.76x = 59,574,149.58 × 10,569,071.50 - Step 4: Simplify right side
39,715,203.76x = 629,643,446,462,715 - Step 5: Solve for x
x = 629,643,446,462,715/39,715,203.76 - Step 6: Final answer
x = 15,853,964.90
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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.