Finding the Fourth Proportional to 42,607,000.10, 63,873,175.35 and 25,574,449.70
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Solution
The fourth proportional to 42,607,000.10, 63,873,175.35 and 25,574,449.70 is: 38,339,270.69
Step by Step Solution
- Step 1: Write the proportion equation
42,607,000.10 : 63,873,175.35 = 25,574,449.70 : x - Step 2: Convert to fraction form
42,607,000.10/63,873,175.35 = 25,574,449.70/x - Step 3: Cross multiply
42,607,000.10x = 63,873,175.35 × 25,574,449.70 - Step 4: Simplify right side
42,607,000.10x = 1,633,521,310,167,855 - Step 5: Solve for x
x = 1,633,521,310,167,855/42,607,000.10 - Step 6: Final answer
x = 38,339,270.69
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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.